diff --git a/osu.Game.Rulesets.Karaoke.Tests/Editor/ChangeHandlers/Lyrics/LyricPropertyAutoGenerateChangeHandlerTest.cs b/osu.Game.Rulesets.Karaoke.Tests/Editor/ChangeHandlers/Lyrics/LyricPropertyAutoGenerateChangeHandlerTest.cs
index 54d6bbc30..9b53520f0 100644
--- a/osu.Game.Rulesets.Karaoke.Tests/Editor/ChangeHandlers/Lyrics/LyricPropertyAutoGenerateChangeHandlerTest.cs
+++ b/osu.Game.Rulesets.Karaoke.Tests/Editor/ChangeHandlers/Lyrics/LyricPropertyAutoGenerateChangeHandlerTest.cs
@@ -211,7 +211,7 @@ public void TestAutoGenerateTimeTagRomaji()
 
         AssertSelectedHitObject(h =>
         {
-            Assert.AreEqual("karaoke", h.TimeTags[0].RomajiText);
+            Assert.AreEqual("karaoke", h.TimeTags[0].RomanizedSyllable);
         });
     }
 
diff --git a/osu.Game.Rulesets.Karaoke.Tests/Editor/ChangeHandlers/Lyrics/LyricTimeTagsChangeHandlerTest.cs b/osu.Game.Rulesets.Karaoke.Tests/Editor/ChangeHandlers/Lyrics/LyricTimeTagsChangeHandlerTest.cs
index f2764e636..4374f0292 100644
--- a/osu.Game.Rulesets.Karaoke.Tests/Editor/ChangeHandlers/Lyrics/LyricTimeTagsChangeHandlerTest.cs
+++ b/osu.Game.Rulesets.Karaoke.Tests/Editor/ChangeHandlers/Lyrics/LyricTimeTagsChangeHandlerTest.cs
@@ -38,7 +38,7 @@ public void TestSetTimeTagTime()
     }
 
     [Test]
-    public void TestSetTimeTagInitialRomaji()
+    public void TestSetTimeTagFirstSyllable()
     {
         var timeTag = new TimeTag(new TextIndex(), 1000);
         PrepareHitObject(() => new Lyric
@@ -50,16 +50,16 @@ public void TestSetTimeTagInitialRomaji()
             },
         });
 
-        TriggerHandlerChanged(c => c.SetTimeTagInitialRomaji(timeTag, true));
+        TriggerHandlerChanged(c => c.SetTimeTagFirstSyllable(timeTag, true));
 
         AssertSelectedHitObject(_ =>
         {
-            Assert.AreEqual(true, timeTag.InitialRomaji);
+            Assert.AreEqual(true, timeTag.FirstSyllable);
         });
     }
 
     [Test]
-    public void TestSetTimeTagRomajiText()
+    public void TestSetTimeTagRomanizedSyllable()
     {
         var timeTag = new TimeTag(new TextIndex(), 1000);
         PrepareHitObject(() => new Lyric
@@ -71,18 +71,18 @@ public void TestSetTimeTagRomajiText()
             },
         });
 
-        TriggerHandlerChanged(c => c.SetTimeTagRomajiText(timeTag, "karaoke"));
+        TriggerHandlerChanged(c => c.SetTimeTagRomanizedSyllable(timeTag, "karaoke"));
 
         AssertSelectedHitObject(_ =>
         {
-            Assert.AreEqual("karaoke", timeTag.RomajiText);
+            Assert.AreEqual("karaoke", timeTag.RomanizedSyllable);
         });
 
-        TriggerHandlerChanged(c => c.SetTimeTagRomajiText(timeTag, "  "));
+        TriggerHandlerChanged(c => c.SetTimeTagRomanizedSyllable(timeTag, "  "));
 
         AssertSelectedHitObject(_ =>
         {
-            Assert.AreEqual(string.Empty, timeTag.RomajiText);
+            Assert.AreEqual(string.Empty, timeTag.RomanizedSyllable);
         });
     }
 
diff --git a/osu.Game.Rulesets.Karaoke.Tests/Editor/Checks/CheckLyricTimeTagTest.cs b/osu.Game.Rulesets.Karaoke.Tests/Editor/Checks/CheckLyricTimeTagTest.cs
index 9c2c1f369..b789cacc7 100644
--- a/osu.Game.Rulesets.Karaoke.Tests/Editor/Checks/CheckLyricTimeTagTest.cs
+++ b/osu.Game.Rulesets.Karaoke.Tests/Editor/Checks/CheckLyricTimeTagTest.cs
@@ -105,7 +105,7 @@ public void TestCheckEmptyTime(string text, string[] timeTags)
     [TestCase("カラオケ", "")] // should not be empty.
     [TestCase("カラオケ", " ")] // should not be white-space only.
     [TestCase("カラオケ", "卡拉OK")] // should be within latin.
-    public void TestCheckTimeTagRomajiInvalidText(string text, string romajiText)
+    public void TestCheckTimeTagRomajiInvalidText(string text, string romanizedSyllable)
     {
         var lyric = new Lyric
         {
@@ -114,7 +114,7 @@ public void TestCheckTimeTagRomajiInvalidText(string text, string romajiText)
             {
                 new TimeTag(new TextIndex())
                 {
-                    RomajiText = romajiText,
+                    RomanizedSyllable = romanizedSyllable,
                     Time = 1000,
                 },
                 new TimeTag(new TextIndex(3, TextIndex.IndexState.End))
@@ -128,7 +128,7 @@ public void TestCheckTimeTagRomajiInvalidText(string text, string romajiText)
     }
 
     [TestCase("カラオケ", null)] // should not be white-space only.
-    public void TestCheckRomajiEmptyTextIfFirst(string text, string romajiText)
+    public void TestCheckRomajiEmptyTextIfFirst(string text, string romanizedSyllable)
     {
         var lyric = new Lyric
         {
@@ -137,8 +137,8 @@ public void TestCheckRomajiEmptyTextIfFirst(string text, string romajiText)
             {
                 new TimeTag(new TextIndex())
                 {
-                    RomajiText = romajiText,
-                    InitialRomaji = true,
+                    RomanizedSyllable = romanizedSyllable,
+                    FirstSyllable = true,
                     Time = 1000,
                 },
                 new TimeTag(new TextIndex(3, TextIndex.IndexState.End))
@@ -154,7 +154,7 @@ public void TestCheckRomajiEmptyTextIfFirst(string text, string romajiText)
     [TestCase("カラオケ", "")] // should not have empty text if end.
     [TestCase("カラオケ", " ")] // should not have empty text if end.
     [TestCase("カラオケ", "123")] // should not have empty text if end.
-    public void TestRomajiNotHaveEmptyTextIfEnd(string text, string romajiText)
+    public void TestRomajiNotHaveEmptyTextIfEnd(string text, string romanizedSyllable)
     {
         var lyric = new Lyric
         {
@@ -167,7 +167,7 @@ public void TestRomajiNotHaveEmptyTextIfEnd(string text, string romajiText)
                 },
                 new TimeTag(new TextIndex(3, TextIndex.IndexState.End))
                 {
-                    RomajiText = romajiText,
+                    RomanizedSyllable = romanizedSyllable,
                     Time = 2000,
                 },
             },
@@ -190,7 +190,7 @@ public void TestRomajiNotFistRomajiTextIfEnd()
                 },
                 new TimeTag(new TextIndex(3, TextIndex.IndexState.End))
                 {
-                    InitialRomaji = true, // is invalid.
+                    FirstSyllable = true, // is invalid.
                     Time = 2000,
                 },
             },
diff --git a/osu.Game.Rulesets.Karaoke.Tests/Editor/Generator/Lyrics/Romajis/RomajiGenerateResultHelper.cs b/osu.Game.Rulesets.Karaoke.Tests/Editor/Generator/Lyrics/Romajis/RomajiGenerateResultHelper.cs
deleted file mode 100644
index 6d2f25f61..000000000
--- a/osu.Game.Rulesets.Karaoke.Tests/Editor/Generator/Lyrics/Romajis/RomajiGenerateResultHelper.cs
+++ /dev/null
@@ -1,50 +0,0 @@
-// Copyright (c) andy840119 <andy840119@gmail.com>. Licensed under the GPL Licence.
-// See the LICENCE file in the repository root for full licence text.
-
-using System;
-using System.Collections.Generic;
-using System.Linq;
-using osu.Game.Rulesets.Karaoke.Edit.Generator.Lyrics.Romajies;
-using osu.Game.Rulesets.Karaoke.Objects;
-
-namespace osu.Game.Rulesets.Karaoke.Tests.Editor.Generator.Lyrics.Romajis;
-
-public class RomajiGenerateResultHelper
-{
-    /// <summary>
-    /// Convert the string format into the <see cref="RomajiGenerateResult"/>.
-    /// </summary>
-    /// <example>
-    /// karaoke
-    /// ^karaoke
-    /// </example>
-    /// <param name="timeTag">Origin time-tag</param>
-    /// <param name="str">Generate result string format</param>
-    /// <returns><see cref="RomajiGenerateResult"/>Romaji generate result.</returns>
-    public static KeyValuePair<TimeTag, RomajiGenerateResult> ParseRomajiGenerateResult(TimeTag timeTag, string str)
-    {
-        var result = new RomajiGenerateResult
-        {
-            InitialRomaji = str.StartsWith("^", StringComparison.Ordinal),
-            RomajiText = str.Replace("^", ""),
-        };
-
-        return new KeyValuePair<TimeTag, RomajiGenerateResult>(timeTag, result);
-    }
-
-    public static IReadOnlyDictionary<TimeTag, RomajiGenerateResult> ParseRomajiGenerateResults(IList<TimeTag> timeTags, IList<string> strings)
-    {
-        if (timeTags.Count != strings.Count)
-            throw new InvalidOperationException();
-
-        return parseRomajiGenerateResults(timeTags, strings).ToDictionary(k => k.Key, v => v.Value);
-
-        static IEnumerable<KeyValuePair<TimeTag, RomajiGenerateResult>> parseRomajiGenerateResults(IList<TimeTag> timeTags, IList<string> strings)
-        {
-            for (int i = 0; i < timeTags.Count; i++)
-            {
-                yield return ParseRomajiGenerateResult(timeTags[i], strings[i]);
-            }
-        }
-    }
-}
diff --git a/osu.Game.Rulesets.Karaoke.Tests/Editor/Generator/Lyrics/Romajis/BaseRomajiGeneratorTest.cs b/osu.Game.Rulesets.Karaoke.Tests/Editor/Generator/Lyrics/Romanization/BaseRomanizationGeneratorTest.cs
similarity index 56%
rename from osu.Game.Rulesets.Karaoke.Tests/Editor/Generator/Lyrics/Romajis/BaseRomajiGeneratorTest.cs
rename to osu.Game.Rulesets.Karaoke.Tests/Editor/Generator/Lyrics/Romanization/BaseRomanizationGeneratorTest.cs
index 59e80aedf..319e013cf 100644
--- a/osu.Game.Rulesets.Karaoke.Tests/Editor/Generator/Lyrics/Romajis/BaseRomajiGeneratorTest.cs
+++ b/osu.Game.Rulesets.Karaoke.Tests/Editor/Generator/Lyrics/Romanization/BaseRomanizationGeneratorTest.cs
@@ -4,22 +4,22 @@
 using System.Collections.Generic;
 using System.Linq;
 using NUnit.Framework;
-using osu.Game.Rulesets.Karaoke.Edit.Generator.Lyrics.Romajies;
+using osu.Game.Rulesets.Karaoke.Edit.Generator.Lyrics.Romanization;
 using osu.Game.Rulesets.Karaoke.Objects;
 using osu.Game.Rulesets.Karaoke.Tests.Asserts;
 
-namespace osu.Game.Rulesets.Karaoke.Tests.Editor.Generator.Lyrics.Romajis;
+namespace osu.Game.Rulesets.Karaoke.Tests.Editor.Generator.Lyrics.Romanization;
 
-public abstract class BaseRomajiGeneratorTest<TRomajiGenerator, TConfig> : BaseLyricGeneratorTest<TRomajiGenerator, IReadOnlyDictionary<TimeTag, RomajiGenerateResult>, TConfig>
-    where TRomajiGenerator : RomajiGenerator<TConfig> where TConfig : RomajiGeneratorConfig, new()
+public abstract class BaseRomanizationGeneratorTest<TRomanizationGenerator, TConfig> : BaseLyricGeneratorTest<TRomanizationGenerator, IReadOnlyDictionary<TimeTag, RomanizationGenerateResult>, TConfig>
+    where TRomanizationGenerator : RomanizationGenerator<TConfig> where TConfig : RomanizationGeneratorConfig, new()
 {
     protected void CheckGenerateResult(Lyric lyric, string[] expectedRubies, TConfig config)
     {
-        var expected = RomajiGenerateResultHelper.ParseRomajiGenerateResults(lyric.TimeTags, expectedRubies);
+        var expected = RomanizationGenerateResultHelper.ParseRomanizationGenerateResults(lyric.TimeTags, expectedRubies);
         CheckGenerateResult(lyric, expected, config);
     }
 
-    protected override void AssertEqual(IReadOnlyDictionary<TimeTag, RomajiGenerateResult> expected, IReadOnlyDictionary<TimeTag, RomajiGenerateResult> actual)
+    protected override void AssertEqual(IReadOnlyDictionary<TimeTag, RomanizationGenerateResult> expected, IReadOnlyDictionary<TimeTag, RomanizationGenerateResult> actual)
     {
         TimeTagAssert.ArePropertyEqual(expected.Select(x => x.Key).ToArray(), actual.Select(x => x.Key).ToArray());
         Assert.AreEqual(expected.Select(x => x.Value), actual.Select(x => x.Value));
diff --git a/osu.Game.Rulesets.Karaoke.Tests/Editor/Generator/Lyrics/Romajis/Ja/JaRomajiGeneratorTest.cs b/osu.Game.Rulesets.Karaoke.Tests/Editor/Generator/Lyrics/Romanization/Ja/JaRomanizationGeneratorTest.cs
similarity index 71%
rename from osu.Game.Rulesets.Karaoke.Tests/Editor/Generator/Lyrics/Romajis/Ja/JaRomajiGeneratorTest.cs
rename to osu.Game.Rulesets.Karaoke.Tests/Editor/Generator/Lyrics/Romanization/Ja/JaRomanizationGeneratorTest.cs
index 1a28e9879..7f30bcca6 100644
--- a/osu.Game.Rulesets.Karaoke.Tests/Editor/Generator/Lyrics/Romajis/Ja/JaRomajiGeneratorTest.cs
+++ b/osu.Game.Rulesets.Karaoke.Tests/Editor/Generator/Lyrics/Romanization/Ja/JaRomanizationGeneratorTest.cs
@@ -4,19 +4,19 @@
 using System.Collections.Generic;
 using System.Linq;
 using NUnit.Framework;
-using osu.Game.Rulesets.Karaoke.Edit.Generator.Lyrics.Romajies.Ja;
+using osu.Game.Rulesets.Karaoke.Edit.Generator.Lyrics.Romanization.Ja;
 using osu.Game.Rulesets.Karaoke.Objects;
 using osu.Game.Rulesets.Karaoke.Tests.Helper;
 
-namespace osu.Game.Rulesets.Karaoke.Tests.Editor.Generator.Lyrics.Romajis.Ja;
+namespace osu.Game.Rulesets.Karaoke.Tests.Editor.Generator.Lyrics.Romanization.Ja;
 
-public class JaRomajiGeneratorTest : BaseRomajiGeneratorTest<JaRomajiGenerator, JaRomajiGeneratorConfig>
+public class JaRomanizationGeneratorTest : BaseRomanizationGeneratorTest<JaRomanizationGenerator, JaRomanizationGeneratorConfig>
 {
     [TestCase("花火大会", new[] { "[0,start]", "[3,end]" }, true)]
     [TestCase("花火大会", new[] { "[0,start]" }, true)]
     [TestCase("花火大会", new[] { "[3,end]" }, false)] // not able to generate the has no start time-tag.
-    [TestCase("花火大会", new string[] { }, false)] // not able to generate the romaji if has no time-tag.
-    [TestCase("", new string[] { }, false)] // not able to generate the romaji if lyric is empty.
+    [TestCase("花火大会", new string[] { }, false)] // not able to make the romanization if has no time-tag.
+    [TestCase("", new string[] { }, false)] // not able to make the romanization if lyric is empty.
     [TestCase("   ", new string[] { }, false)]
     [TestCase(null, new string[] { }, false)]
     public void TestCanGenerate(string text, string[] timeTagStrings, bool canGenerate)
@@ -40,7 +40,7 @@ public void TestCanGenerate(string text, string[] timeTagStrings, bool canGenera
     [TestCase("枯れた世界に輝く",
         new[] { "[0,start]", "[1,start]", "[2,start]", "[3,start]", "[4,start]", "[5,start]", "[6,start]", "[6,start]", "[6,start]", "[7,start]", "[7,end]" },
         new[] { "^kare", "", "ta", "sekai", "", "ni", "kagayaku", "", "", "", "" })]
-    public void TestGenerate(string text, string[] timeTagStrings, string[] expectedRomajies)
+    public void TestGenerate(string text, string[] timeTagStrings, string[] expectedRomanizedSyllables)
     {
         var config = GeneratorEmptyConfig();
 
@@ -51,12 +51,12 @@ public void TestGenerate(string text, string[] timeTagStrings, string[] expected
             TimeTags = timeTags,
         };
 
-        CheckGenerateResult(lyric, expectedRomajies, config);
+        CheckGenerateResult(lyric, expectedRomanizedSyllables, config);
     }
 
     [TestCase("はなび", new[] { "[0,start]" }, new[] { "^HANA BI" })]
     [TestCase("花火大会", new[] { "[0,start]", "[2,start]", "[3,end]" }, new[] { "^HANABI", "TAIKAI", "" })]
-    public void TestGenerateWithUppercase(string text, string[] timeTagStrings, string[] expectedRomajies)
+    public void TestGenerateWithUppercase(string text, string[] timeTagStrings, string[] expectedRomanizedSyllables)
     {
         var config = GeneratorEmptyConfig(x => x.Uppercase.Value = true);
 
@@ -67,7 +67,7 @@ public void TestGenerateWithUppercase(string text, string[] timeTagStrings, stri
             TimeTags = timeTags,
         };
 
-        CheckGenerateResult(lyric, expectedRomajies, config);
+        CheckGenerateResult(lyric, expectedRomanizedSyllables, config);
     }
 
     [TestCase("花", new[] { "[0,start]", "[0,end]" }, new[] { "[0]:hana" }, new[] { "^hana", "" })]
@@ -75,13 +75,13 @@ public void TestGenerateWithUppercase(string text, string[] timeTagStrings, stri
     [TestCase("花火", new[] { "[0,start]", "[1,start]", "[1,end]" }, new[] { "[0]:hana", "[1]:bi" }, new[] { "^hana", "bi", "" })]
     [TestCase("花火", new[] { "[0,start]", "[0,start]", "[1,start]", "[1,end]" }, new[] { "[0]:hana", "[1]:bi" }, new[] { "^hana", "", "bi", "" })]
     [TestCase("はなび", new[] { "[0,start]", "[1,start]", "[2,start]", "[2,end]" }, new[] { "[0]:hana", "[2]:bi" }, new[] { "^hana", "", "bi", "" })]
-    public void TestConvertToRomajiGenerateResult(string text, string[] timeTagStrings, string[] romajiParams, string[] expectedResults)
+    public void TestConvertToRomanizationGenerateResult(string text, string[] timeTagStrings, string[] romanizationParams, string[] expectedResults)
     {
         var timeTags = TestCaseTagHelper.ParseTimeTags(timeTagStrings);
-        var romajis = parseRomajiGenerateResults(romajiParams);
+        var romanizations = parseRomanizationGenerateResults(romanizationParams);
 
-        var expected = RomajiGenerateResultHelper.ParseRomajiGenerateResults(timeTags, expectedResults);
-        var actual = JaRomajiGenerator.Convert(timeTags, romajis);
+        var expected = RomanizationGenerateResultHelper.ParseRomanizationGenerateResults(timeTags, expectedResults);
+        var actual = JaRomanizationGenerator.Convert(timeTags, romanizations);
 
         AssertEqual(expected, actual);
     }
@@ -89,23 +89,20 @@ public void TestConvertToRomajiGenerateResult(string text, string[] timeTagStrin
     /// <summary>
     /// Process test case time tag string format into <see cref="TimeTag"/>
     /// </summary>
-    /// <example>
-    /// <inheritdoc cref="TestCaseTagHelper.ParseRomajiTag"/>
-    /// </example>
     /// <param name="str">Time tag string format</param>
-    /// <returns><see cref="RomajiGenerateResultHelper"/>Time tag object</returns>
-    private static JaRomajiGenerator.RomajiGeneratorParameter parseRomajiGenerateResult(string str)
+    /// <returns><see cref="RomanizationGenerateResultHelper"/>Time tag object</returns>
+    private static JaRomanizationGenerator.RomanizationGeneratorParameter parseRomanizationGenerateResult(string str)
     {
         // because format is same as the text-tag testing format, so just use this helper.
         var romajiTag = TestCaseTagHelper.ParseRomajiTag(str);
-        return new JaRomajiGenerator.RomajiGeneratorParameter
+        return new JaRomanizationGenerator.RomanizationGeneratorParameter
         {
             StartIndex = romajiTag.StartIndex,
             EndIndex = romajiTag.EndIndex,
-            RomajiText = romajiTag.Text,
+            RomanizedSyllable = romajiTag.Text,
         };
     }
 
-    private static JaRomajiGenerator.RomajiGeneratorParameter[] parseRomajiGenerateResults(IEnumerable<string> strings)
-        => strings.Select(parseRomajiGenerateResult).ToArray();
+    private static JaRomanizationGenerator.RomanizationGeneratorParameter[] parseRomanizationGenerateResults(IEnumerable<string> strings)
+        => strings.Select(parseRomanizationGenerateResult).ToArray();
 }
diff --git a/osu.Game.Rulesets.Karaoke.Tests/Editor/Generator/Lyrics/Romanization/RomanizationGenerateResultHelper.cs b/osu.Game.Rulesets.Karaoke.Tests/Editor/Generator/Lyrics/Romanization/RomanizationGenerateResultHelper.cs
new file mode 100644
index 000000000..669e5c0d3
--- /dev/null
+++ b/osu.Game.Rulesets.Karaoke.Tests/Editor/Generator/Lyrics/Romanization/RomanizationGenerateResultHelper.cs
@@ -0,0 +1,50 @@
+// Copyright (c) andy840119 <andy840119@gmail.com>. Licensed under the GPL Licence.
+// See the LICENCE file in the repository root for full licence text.
+
+using System;
+using System.Collections.Generic;
+using System.Linq;
+using osu.Game.Rulesets.Karaoke.Edit.Generator.Lyrics.Romanization;
+using osu.Game.Rulesets.Karaoke.Objects;
+
+namespace osu.Game.Rulesets.Karaoke.Tests.Editor.Generator.Lyrics.Romanization;
+
+public class RomanizationGenerateResultHelper
+{
+    /// <summary>
+    /// Convert the string format into the <see cref="RomanizationGenerateResult"/>.
+    /// </summary>
+    /// <example>
+    /// karaoke
+    /// ^karaoke
+    /// </example>
+    /// <param name="timeTag">Origin time-tag</param>
+    /// <param name="str">Generate result string format</param>
+    /// <returns><see cref="RomanizationGenerateResult"/>Romanization generate result.</returns>
+    public static KeyValuePair<TimeTag, RomanizationGenerateResult> ParseRomanizationGenerateResult(TimeTag timeTag, string str)
+    {
+        var result = new RomanizationGenerateResult
+        {
+            FirstSyllable = str.StartsWith("^", StringComparison.Ordinal),
+            RomanizedSyllable = str.Replace("^", ""),
+        };
+
+        return new KeyValuePair<TimeTag, RomanizationGenerateResult>(timeTag, result);
+    }
+
+    public static IReadOnlyDictionary<TimeTag, RomanizationGenerateResult> ParseRomanizationGenerateResults(IList<TimeTag> timeTags, IList<string> strings)
+    {
+        if (timeTags.Count != strings.Count)
+            throw new InvalidOperationException();
+
+        return parseRomanizationGenerateResults(timeTags, strings).ToDictionary(k => k.Key, v => v.Value);
+
+        static IEnumerable<KeyValuePair<TimeTag, RomanizationGenerateResult>> parseRomanizationGenerateResults(IList<TimeTag> timeTags, IList<string> strings)
+        {
+            for (int i = 0; i < timeTags.Count; i++)
+            {
+                yield return ParseRomanizationGenerateResult(timeTags[i], strings[i]);
+            }
+        }
+    }
+}
diff --git a/osu.Game.Rulesets.Karaoke.Tests/Editor/Generator/Lyrics/Romajis/RomajiGeneratorSelectorTest.cs b/osu.Game.Rulesets.Karaoke.Tests/Editor/Generator/Lyrics/Romanization/RomanizationGeneratorSelectorTest.cs
similarity index 77%
rename from osu.Game.Rulesets.Karaoke.Tests/Editor/Generator/Lyrics/Romajis/RomajiGeneratorSelectorTest.cs
rename to osu.Game.Rulesets.Karaoke.Tests/Editor/Generator/Lyrics/Romanization/RomanizationGeneratorSelectorTest.cs
index 81d14827d..75f05a522 100644
--- a/osu.Game.Rulesets.Karaoke.Tests/Editor/Generator/Lyrics/Romajis/RomajiGeneratorSelectorTest.cs
+++ b/osu.Game.Rulesets.Karaoke.Tests/Editor/Generator/Lyrics/Romanization/RomanizationGeneratorSelectorTest.cs
@@ -6,18 +6,18 @@
 using System.Linq;
 using NUnit.Framework;
 using osu.Framework.Graphics.Sprites;
-using osu.Game.Rulesets.Karaoke.Edit.Generator.Lyrics.Romajies;
+using osu.Game.Rulesets.Karaoke.Edit.Generator.Lyrics.Romanization;
 using osu.Game.Rulesets.Karaoke.Objects;
 using osu.Game.Rulesets.Karaoke.Tests.Asserts;
 using osu.Game.Rulesets.Karaoke.Tests.Helper;
 
-namespace osu.Game.Rulesets.Karaoke.Tests.Editor.Generator.Lyrics.Romajis;
+namespace osu.Game.Rulesets.Karaoke.Tests.Editor.Generator.Lyrics.Romanization;
 
-public class RomajiTagGeneratorSelectorTest : BaseLyricGeneratorSelectorTest<RomajiGeneratorSelector, IReadOnlyDictionary<TimeTag, RomajiGenerateResult>>
+public class RomanizationGeneratorSelectorTest : BaseLyricGeneratorSelectorTest<RomanizationGeneratorSelector, IReadOnlyDictionary<TimeTag, RomanizationGenerateResult>>
 {
     [TestCase(17, "花火大会", true)]
     [TestCase(17, "我是中文", true)] // only change the language code to decide should be able to generate or not.
-    [TestCase(17, "", false)] // will not able to generate the romaji if lyric is empty.
+    [TestCase(17, "", false)] // will not able to make the romanization if lyric is empty.
     [TestCase(17, "   ", false)]
     [TestCase(17, null, false)]
     [TestCase(1028, "はなび", false)] // Should not be able to generate if language is not supported.
@@ -39,7 +39,7 @@ public void TestCanGenerate(int lcid, string text, bool canGenerate)
 
     [TestCase(17, "はなび", new[] { "[0,start]" }, new[] { "^hana bi" })] // Japanese
     [TestCase(1041, "花火大会", new[] { "[0,start]", "[3,end]" }, new[] { "^hanabi taikai", "" })] // Japanese
-    public void TestGenerate(int lcid, string text, string[] timeTagStrings, string[] expectedRomajies)
+    public void TestGenerate(int lcid, string text, string[] timeTagStrings, string[] expectedRomanizedSyllables)
     {
         var selector = CreateSelector();
 
@@ -51,11 +51,11 @@ public void TestGenerate(int lcid, string text, string[] timeTagStrings, string[
             TimeTags = timeTags,
         };
 
-        var expected = RomajiGenerateResultHelper.ParseRomajiGenerateResults(timeTags, expectedRomajies);
+        var expected = RomanizationGenerateResultHelper.ParseRomanizationGenerateResults(timeTags, expectedRomanizedSyllables);
         CheckGenerateResult(lyric, expected, selector);
     }
 
-    protected override void AssertEqual(IReadOnlyDictionary<TimeTag, RomajiGenerateResult> expected, IReadOnlyDictionary<TimeTag, RomajiGenerateResult> actual)
+    protected override void AssertEqual(IReadOnlyDictionary<TimeTag, RomanizationGenerateResult> expected, IReadOnlyDictionary<TimeTag, RomanizationGenerateResult> actual)
     {
         TimeTagAssert.ArePropertyEqual(expected.Select(x => x.Key).ToArray(), actual.Select(x => x.Key).ToArray());
         Assert.AreEqual(expected.Select(x => x.Value), actual.Select(x => x.Value));
diff --git a/osu.Game.Rulesets.Karaoke.Tests/Helper/TestCaseTagHelper.cs b/osu.Game.Rulesets.Karaoke.Tests/Helper/TestCaseTagHelper.cs
index 5855b32f6..5503b8995 100644
--- a/osu.Game.Rulesets.Karaoke.Tests/Helper/TestCaseTagHelper.cs
+++ b/osu.Game.Rulesets.Karaoke.Tests/Helper/TestCaseTagHelper.cs
@@ -129,9 +129,9 @@ public static RomajiTag ParseRomajiTag(string? str)
     /// [0,start]:1000              -> has time-tag index with time.<br/>
     /// [0,start]                   -> has time-tag index with no time.<br/>
     /// [0,start]:                  -> has time-tag index with no time.<br/>
-    /// [0,start]#karaoke           -> has time-tag index with romaji.<br/>
-    /// [0,start]#^karaoke          -> has time-tag index with romaji, and it's initial romaji.<br/>
-    /// [0,start]:1000#karaoke      -> has time-tag index with time and romaji.<br/>
+    /// [0,start]#karaoke           -> has time-tag index with romanized syllable.<br/>
+    /// [0,start]#^karaoke          -> has time-tag index with romanized syllable, and it's the first one.<br/>
+    /// [0,start]:1000#karaoke      -> has time-tag index with time and romanized syllable.<br/>
     /// </example>
     /// <param name="str">Time tag string format</param>
     /// <returns><see cref="TimeTag"/>Time tag object</returns>
@@ -152,12 +152,12 @@ public static TimeTag ParseTimeTag(string? str)
             var state = result.GetGroupValue<string>("state") == "start" ? TextIndex.IndexState.Start : TextIndex.IndexState.End;
             int? time = result.GetGroupValue<int?>("time");
             string? text = result.GetGroupValue<string?>("text");
-            bool? initialRomaji = text?.StartsWith("^");
+            bool? firstSyllable = text?.StartsWith("^");
 
             return new TimeTag(new TextIndex(index, state), time)
             {
-                RomajiText = text?.Replace("^", ""),
-                InitialRomaji = initialRomaji ?? default,
+                FirstSyllable = firstSyllable ?? default,
+                RomanizedSyllable = text?.Replace("^", ""),
             };
         });
     }
diff --git a/osu.Game.Rulesets.Karaoke/Configuration/KaraokeRulesetEditGeneratorConfigManager.cs b/osu.Game.Rulesets.Karaoke/Configuration/KaraokeRulesetEditGeneratorConfigManager.cs
index 97b8b462d..ad4e9753a 100644
--- a/osu.Game.Rulesets.Karaoke/Configuration/KaraokeRulesetEditGeneratorConfigManager.cs
+++ b/osu.Game.Rulesets.Karaoke/Configuration/KaraokeRulesetEditGeneratorConfigManager.cs
@@ -10,7 +10,7 @@
 using osu.Game.Rulesets.Karaoke.Edit.Generator.Lyrics.Language;
 using osu.Game.Rulesets.Karaoke.Edit.Generator.Lyrics.Notes;
 using osu.Game.Rulesets.Karaoke.Edit.Generator.Lyrics.ReferenceLyric;
-using osu.Game.Rulesets.Karaoke.Edit.Generator.Lyrics.Romajies.Ja;
+using osu.Game.Rulesets.Karaoke.Edit.Generator.Lyrics.Romanization.Ja;
 using osu.Game.Rulesets.Karaoke.Edit.Generator.Lyrics.RubyTags.Ja;
 using osu.Game.Rulesets.Karaoke.Edit.Generator.Lyrics.TimeTags.Ja;
 using osu.Game.Rulesets.Karaoke.Edit.Generator.Lyrics.TimeTags.Zh;
@@ -50,7 +50,7 @@ protected override void InitialiseDefaults()
         SetDefault<ZhTimeTagGeneratorConfig>();
 
         // Romaji generator
-        SetDefault<JaRomajiGeneratorConfig>();
+        SetDefault<JaRomanizationGeneratorConfig>();
 
         // Note generator
         SetDefault<NoteGeneratorConfig>();
@@ -79,7 +79,7 @@ protected static KaraokeRulesetEditGeneratorSetting GetSettingByType<TValue>() =
             Type t when t == typeof(JaRubyTagGeneratorConfig) => KaraokeRulesetEditGeneratorSetting.JaRubyTagGeneratorConfig,
             Type t when t == typeof(JaTimeTagGeneratorConfig) => KaraokeRulesetEditGeneratorSetting.JaTimeTagGeneratorConfig,
             Type t when t == typeof(ZhTimeTagGeneratorConfig) => KaraokeRulesetEditGeneratorSetting.ZhTimeTagGeneratorConfig,
-            Type t when t == typeof(JaRomajiGeneratorConfig) => KaraokeRulesetEditGeneratorSetting.JaRomajiGeneratorConfig,
+            Type t when t == typeof(JaRomanizationGeneratorConfig) => KaraokeRulesetEditGeneratorSetting.JaRomajiGeneratorConfig,
             Type t when t == typeof(NoteGeneratorConfig) => KaraokeRulesetEditGeneratorSetting.NoteGeneratorConfig,
             _ => throw new NotSupportedException(),
         };
diff --git a/osu.Game.Rulesets.Karaoke/Edit/ChangeHandlers/Lyrics/ILyricTimeTagsChangeHandler.cs b/osu.Game.Rulesets.Karaoke/Edit/ChangeHandlers/Lyrics/ILyricTimeTagsChangeHandler.cs
index 1a83d1241..76b7f7ca0 100644
--- a/osu.Game.Rulesets.Karaoke/Edit/ChangeHandlers/Lyrics/ILyricTimeTagsChangeHandler.cs
+++ b/osu.Game.Rulesets.Karaoke/Edit/ChangeHandlers/Lyrics/ILyricTimeTagsChangeHandler.cs
@@ -11,9 +11,9 @@ public interface ILyricTimeTagsChangeHandler : ILyricListPropertyChangeHandler<T
 {
     void SetTimeTagTime(TimeTag timeTag, double time);
 
-    void SetTimeTagInitialRomaji(TimeTag timeTag, bool initialRomaji);
+    void SetTimeTagFirstSyllable(TimeTag timeTag, bool firstSyllable);
 
-    void SetTimeTagRomajiText(TimeTag timeTag, string romaji);
+    void SetTimeTagRomanizedSyllable(TimeTag timeTag, string? romanizedSyllable);
 
     void ShiftingTimeTagTime(IEnumerable<TimeTag> timeTags, double offset);
 
diff --git a/osu.Game.Rulesets.Karaoke/Edit/ChangeHandlers/Lyrics/LyricPropertyAutoGenerateChangeHandler.cs b/osu.Game.Rulesets.Karaoke/Edit/ChangeHandlers/Lyrics/LyricPropertyAutoGenerateChangeHandler.cs
index a460f0f46..3069f5152 100644
--- a/osu.Game.Rulesets.Karaoke/Edit/ChangeHandlers/Lyrics/LyricPropertyAutoGenerateChangeHandler.cs
+++ b/osu.Game.Rulesets.Karaoke/Edit/ChangeHandlers/Lyrics/LyricPropertyAutoGenerateChangeHandler.cs
@@ -13,7 +13,7 @@
 using osu.Game.Rulesets.Karaoke.Edit.Generator.Lyrics.Language;
 using osu.Game.Rulesets.Karaoke.Edit.Generator.Lyrics.Notes;
 using osu.Game.Rulesets.Karaoke.Edit.Generator.Lyrics.ReferenceLyric;
-using osu.Game.Rulesets.Karaoke.Edit.Generator.Lyrics.Romajies;
+using osu.Game.Rulesets.Karaoke.Edit.Generator.Lyrics.Romanization;
 using osu.Game.Rulesets.Karaoke.Edit.Generator.Lyrics.RubyTags;
 using osu.Game.Rulesets.Karaoke.Edit.Generator.Lyrics.TimeTags;
 using osu.Game.Rulesets.Karaoke.Edit.Utils;
@@ -55,7 +55,7 @@ public bool CanGenerate(AutoGenerateType type)
                 return canGenerate(timeTagGenerator);
 
             case AutoGenerateType.AutoGenerateTimeTagRomaji:
-                var timeTagRomajiGenerator = getSelector<IReadOnlyDictionary<TimeTag, RomajiGenerateResult>, RomajiGeneratorConfig>();
+                var timeTagRomajiGenerator = getSelector<IReadOnlyDictionary<TimeTag, RomanizationGenerateResult>, RomanizationGeneratorConfig>();
                 return canGenerate(timeTagRomajiGenerator);
 
             case AutoGenerateType.AutoGenerateNotes:
@@ -96,7 +96,7 @@ public IDictionary<Lyric, LocalisableString> GetGeneratorNotSupportedLyrics(Auto
                 return getInvalidMessageFromGenerator(timeTagGenerator);
 
             case AutoGenerateType.AutoGenerateTimeTagRomaji:
-                var timeTagRomajiGenerator = getSelector<IReadOnlyDictionary<TimeTag, RomajiGenerateResult>, RomajiGeneratorConfig>();
+                var timeTagRomajiGenerator = getSelector<IReadOnlyDictionary<TimeTag, RomanizationGenerateResult>, RomanizationGeneratorConfig>();
                 return getInvalidMessageFromGenerator(timeTagRomajiGenerator);
 
             case AutoGenerateType.AutoGenerateNotes:
@@ -171,7 +171,7 @@ public void AutoGenerate(AutoGenerateType type)
                 break;
 
             case AutoGenerateType.AutoGenerateTimeTagRomaji:
-                var timeTagRomajiGenerator = getSelector<IReadOnlyDictionary<TimeTag, RomajiGenerateResult>, RomajiGeneratorConfig>();
+                var timeTagRomajiGenerator = getSelector<IReadOnlyDictionary<TimeTag, RomanizationGenerateResult>, RomanizationGeneratorConfig>();
                 PerformOnSelection(lyric =>
                 {
                     var results = timeTagRomajiGenerator.Generate(lyric);
@@ -179,8 +179,8 @@ public void AutoGenerate(AutoGenerateType type)
                     foreach (var (key, value) in results)
                     {
                         var matchedTimeTag = lyric.TimeTags.Single(x => x == key);
-                        matchedTimeTag.InitialRomaji = value.InitialRomaji;
-                        matchedTimeTag.RomajiText = value.RomajiText;
+                        matchedTimeTag.FirstSyllable = value.FirstSyllable;
+                        matchedTimeTag.RomanizedSyllable = value.RomanizedSyllable;
                     }
                 });
                 break;
diff --git a/osu.Game.Rulesets.Karaoke/Edit/ChangeHandlers/Lyrics/LyricTimeTagsChangeHandler.cs b/osu.Game.Rulesets.Karaoke/Edit/ChangeHandlers/Lyrics/LyricTimeTagsChangeHandler.cs
index 87dd4226b..8b298ee39 100644
--- a/osu.Game.Rulesets.Karaoke/Edit/ChangeHandlers/Lyrics/LyricTimeTagsChangeHandler.cs
+++ b/osu.Game.Rulesets.Karaoke/Edit/ChangeHandlers/Lyrics/LyricTimeTagsChangeHandler.cs
@@ -27,7 +27,7 @@ public void SetTimeTagTime(TimeTag timeTag, double time)
         });
     }
 
-    public void SetTimeTagInitialRomaji(TimeTag timeTag, bool initialRomaji)
+    public void SetTimeTagFirstSyllable(TimeTag timeTag, bool firstSyllable)
     {
         CheckExactlySelectedOneHitObject();
 
@@ -37,11 +37,11 @@ public void SetTimeTagInitialRomaji(TimeTag timeTag, bool initialRomaji)
             if (!containsInLyric)
                 throw new InvalidOperationException($"{nameof(timeTag)} is not in the lyric");
 
-            timeTag.InitialRomaji = initialRomaji;
+            timeTag.FirstSyllable = firstSyllable;
         });
     }
 
-    public void SetTimeTagRomajiText(TimeTag timeTag, string romaji)
+    public void SetTimeTagRomanizedSyllable(TimeTag timeTag, string? romanizedSyllable)
     {
         CheckExactlySelectedOneHitObject();
 
@@ -51,13 +51,13 @@ public void SetTimeTagRomajiText(TimeTag timeTag, string romaji)
             if (!containsInLyric)
                 throw new InvalidOperationException($"{nameof(timeTag)} is not in the lyric");
 
-            timeTag.RomajiText = romaji;
+            timeTag.RomanizedSyllable = romanizedSyllable;
 
-            if (!string.IsNullOrWhiteSpace(romaji))
+            if (!string.IsNullOrWhiteSpace(romanizedSyllable))
                 return;
 
-            timeTag.RomajiText = string.Empty;
-            timeTag.InitialRomaji = false;
+            timeTag.RomanizedSyllable = string.Empty;
+            timeTag.FirstSyllable = false;
         });
     }
 
diff --git a/osu.Game.Rulesets.Karaoke/Edit/Checks/CheckLyricTimeTag.cs b/osu.Game.Rulesets.Karaoke/Edit/Checks/CheckLyricTimeTag.cs
index 0343cebd6..528212106 100644
--- a/osu.Game.Rulesets.Karaoke/Edit/Checks/CheckLyricTimeTag.cs
+++ b/osu.Game.Rulesets.Karaoke/Edit/Checks/CheckLyricTimeTag.cs
@@ -35,7 +35,7 @@ protected override IEnumerable<Issue> Check(Lyric lyric)
     {
         var issues = new List<Issue>();
         issues.AddRange(CheckTimeTag(lyric));
-        issues.AddRange(CheckTimeTagRomaji(lyric));
+        issues.AddRange(CheckTimeTagRomanizedSyllable(lyric));
         return issues;
     }
 
@@ -78,7 +78,7 @@ protected IEnumerable<Issue> CheckTimeTag(Lyric lyric)
         }
     }
 
-    protected IEnumerable<Issue> CheckTimeTagRomaji(Lyric lyric)
+    protected IEnumerable<Issue> CheckTimeTagRomanizedSyllable(Lyric lyric)
     {
         if (!lyric.TimeTags.Any())
         {
@@ -87,27 +87,27 @@ protected IEnumerable<Issue> CheckTimeTagRomaji(Lyric lyric)
 
         foreach (var timeTag in lyric.TimeTags)
         {
-            bool initialRomaji = timeTag.InitialRomaji;
-            string? romajiText = timeTag.RomajiText;
+            bool firstSyllable = timeTag.FirstSyllable;
+            string? romanizedSyllable = timeTag.RomanizedSyllable;
 
             switch (timeTag.Index.State)
             {
                 case TextIndex.IndexState.Start:
-                    // if input the romaji text, should be valid.
-                    if (romajiText != null && !isRomajiTextValid(romajiText))
+                    // if input the romanized syllable, should be valid.
+                    if (romanizedSyllable != null && !isRomanizedSyllableValid(romanizedSyllable))
                         yield return new IssueTemplateLyricTimeTagRomajiInvalidText(this).Create(lyric, timeTag);
 
-                    // if is first romaji text, should not be null.
-                    if (initialRomaji && romajiText == null)
+                    // if is first romanized syllable, should not be null.
+                    if (firstSyllable && romanizedSyllable == null)
                         yield return new IssueTemplateLyricTimeTagRomajiInvalidTextIfFirst(this).Create(lyric, timeTag);
 
                     break;
 
                 case TextIndex.IndexState.End:
-                    if (romajiText != null)
+                    if (romanizedSyllable != null)
                         yield return new IssueTemplateLyricTimeTagRomajiNotHaveEmptyTextIfEnd(this).Create(lyric, timeTag);
 
-                    if (initialRomaji)
+                    if (firstSyllable)
                         yield return new IssueTemplateLyricTimeTagRomajiNotFistRomajiTextIfEnd(this).Create(lyric, timeTag);
 
                     break;
@@ -119,7 +119,7 @@ protected IEnumerable<Issue> CheckTimeTagRomaji(Lyric lyric)
 
         yield break;
 
-        static bool isRomajiTextValid(string text)
+        static bool isRomanizedSyllableValid(string text)
         {
             // should not be white-space only.
             if (string.IsNullOrWhiteSpace(text))
diff --git a/osu.Game.Rulesets.Karaoke/Edit/Generator/Lyrics/Romajies/RomajiGenerateResult.cs b/osu.Game.Rulesets.Karaoke/Edit/Generator/Lyrics/Romajies/RomajiGenerateResult.cs
deleted file mode 100644
index 5e436e639..000000000
--- a/osu.Game.Rulesets.Karaoke/Edit/Generator/Lyrics/Romajies/RomajiGenerateResult.cs
+++ /dev/null
@@ -1,11 +0,0 @@
-// Copyright (c) andy840119 <andy840119@gmail.com>. Licensed under the GPL Licence.
-// See the LICENCE file in the repository root for full licence text.
-
-namespace osu.Game.Rulesets.Karaoke.Edit.Generator.Lyrics.Romajies;
-
-public struct RomajiGenerateResult
-{
-    public bool InitialRomaji { get; set; }
-
-    public string? RomajiText { get; set; }
-}
diff --git a/osu.Game.Rulesets.Karaoke/Edit/Generator/Lyrics/Romajies/RomajiGeneratorSelector.cs b/osu.Game.Rulesets.Karaoke/Edit/Generator/Lyrics/Romajies/RomajiGeneratorSelector.cs
deleted file mode 100644
index 58c8d2c1b..000000000
--- a/osu.Game.Rulesets.Karaoke/Edit/Generator/Lyrics/Romajies/RomajiGeneratorSelector.cs
+++ /dev/null
@@ -1,20 +0,0 @@
-// Copyright (c) andy840119 <andy840119@gmail.com>. Licensed under the GPL Licence.
-// See the LICENCE file in the repository root for full licence text.
-
-using System.Collections.Generic;
-using System.Globalization;
-using osu.Game.Rulesets.Karaoke.Configuration;
-using osu.Game.Rulesets.Karaoke.Edit.Generator.Lyrics.Romajies.Ja;
-using osu.Game.Rulesets.Karaoke.Objects;
-
-namespace osu.Game.Rulesets.Karaoke.Edit.Generator.Lyrics.Romajies;
-
-public class RomajiGeneratorSelector : LyricGeneratorSelector<IReadOnlyDictionary<TimeTag, RomajiGenerateResult>, RomajiGeneratorConfig>
-{
-    public RomajiGeneratorSelector(KaraokeRulesetEditGeneratorConfigManager generatorConfigManager)
-        : base(generatorConfigManager)
-    {
-        RegisterGenerator<JaRomajiGenerator, JaRomajiGeneratorConfig>(new CultureInfo(17));
-        RegisterGenerator<JaRomajiGenerator, JaRomajiGeneratorConfig>(new CultureInfo(1041));
-    }
-}
diff --git a/osu.Game.Rulesets.Karaoke/Edit/Generator/Lyrics/Romajies/Ja/JaRomajiGenerator.cs b/osu.Game.Rulesets.Karaoke/Edit/Generator/Lyrics/Romanization/Ja/JaRomanizationGenerator.cs
similarity index 58%
rename from osu.Game.Rulesets.Karaoke/Edit/Generator/Lyrics/Romajies/Ja/JaRomajiGenerator.cs
rename to osu.Game.Rulesets.Karaoke/Edit/Generator/Lyrics/Romanization/Ja/JaRomanizationGenerator.cs
index 249df6bfc..e6d9ca096 100644
--- a/osu.Game.Rulesets.Karaoke/Edit/Generator/Lyrics/Romajies/Ja/JaRomajiGenerator.cs
+++ b/osu.Game.Rulesets.Karaoke/Edit/Generator/Lyrics/Romanization/Ja/JaRomanizationGenerator.cs
@@ -13,13 +13,13 @@
 using osu.Game.Rulesets.Karaoke.Objects;
 using osu.Game.Rulesets.Karaoke.Utils;
 
-namespace osu.Game.Rulesets.Karaoke.Edit.Generator.Lyrics.Romajies.Ja;
+namespace osu.Game.Rulesets.Karaoke.Edit.Generator.Lyrics.Romanization.Ja;
 
-public class JaRomajiGenerator : RomajiGenerator<JaRomajiGeneratorConfig>
+public class JaRomanizationGenerator : RomanizationGenerator<JaRomanizationGeneratorConfig>
 {
     private readonly Analyzer analyzer;
 
-    public JaRomajiGenerator(JaRomajiGeneratorConfig config)
+    public JaRomanizationGenerator(JaRomanizationGeneratorConfig config)
         : base(config)
     {
         analyzer = Analyzer.NewAnonymous((fieldName, reader) =>
@@ -29,20 +29,20 @@ public JaRomajiGenerator(JaRomajiGeneratorConfig config)
         });
     }
 
-    protected override IReadOnlyDictionary<TimeTag, RomajiGenerateResult> GenerateFromItem(Lyric item)
+    protected override IReadOnlyDictionary<TimeTag, RomanizationGenerateResult> GenerateFromItem(Lyric item)
     {
         // Tokenize the text
         string text = item.Text;
         var tokenStream = analyzer.GetTokenStream("dummy", new StringReader(text));
 
         // get the processing tags.
-        var processingRomajies = getProcessingRomajies(text, tokenStream, Config).ToArray();
+        var processingRomanizations = getProcessingRomanizations(text, tokenStream, Config).ToArray();
 
         // then, trying to mapping them with the time-tags.
-        return Convert(item.TimeTags, processingRomajies);
+        return Convert(item.TimeTags, processingRomanizations);
     }
 
-    private static IEnumerable<RomajiGeneratorParameter> getProcessingRomajies(string text, TokenStream tokenStream, JaRomajiGeneratorConfig config)
+    private static IEnumerable<RomanizationGeneratorParameter> getProcessingRomanizations(string text, TokenStream tokenStream, JaRomanizationGeneratorConfig config)
     {
         // Reset the stream and convert all result
         tokenStream.Reset();
@@ -65,18 +65,18 @@ private static IEnumerable<RomajiGeneratorParameter> getProcessingRomajies(strin
             string parentText = text[offsetAttribute.StartOffset..offsetAttribute.EndOffset];
             bool fromKanji = JpStringUtils.ToKatakana(katakana) != JpStringUtils.ToKatakana(parentText);
 
-            // Convert to romaji.
-            string romaji = JpStringUtils.ToRomaji(katakana);
+            // Convert to romanized syllable.
+            string romanizedSyllable = JpStringUtils.ToRomaji(katakana);
             if (config.Uppercase.Value)
-                romaji = romaji.ToUpper();
+                romanizedSyllable = romanizedSyllable.ToUpper();
 
             // Make tag
-            yield return new RomajiGeneratorParameter
+            yield return new RomanizationGeneratorParameter
             {
                 FromKanji = fromKanji,
                 StartIndex = offsetAttribute.StartOffset,
                 EndIndex = offsetAttribute.EndOffset - 1,
-                RomajiText = romaji,
+                RomanizedSyllable = romanizedSyllable,
             };
         }
 
@@ -85,58 +85,58 @@ private static IEnumerable<RomajiGeneratorParameter> getProcessingRomajies(strin
         tokenStream.Dispose();
     }
 
-    internal static IReadOnlyDictionary<TimeTag, RomajiGenerateResult> Convert(IList<TimeTag> timeTags, IList<RomajiGeneratorParameter> romajis)
+    internal static IReadOnlyDictionary<TimeTag, RomanizationGenerateResult> Convert(IList<TimeTag> timeTags, IList<RomanizationGeneratorParameter> romanizations)
     {
-        var group = createGroup(timeTags, romajis);
+        var group = createGroup(timeTags, romanizations);
         return group.ToDictionary(k => k.Key, x =>
         {
-            bool isFirst = timeTags.IndexOf(x.Key) == 0; // todo: use better to mark the initial romaji.
-            string romajiText = string.Join(" ", x.Value.Select(r => r.RomajiText));
+            bool isFirst = timeTags.IndexOf(x.Key) == 0; // todo: use better to mark the first syllable.
+            string romanizedSyllable = string.Join(" ", x.Value.Select(r => r.RomanizedSyllable));
 
-            return new RomajiGenerateResult
+            return new RomanizationGenerateResult
             {
-                InitialRomaji = isFirst,
-                RomajiText = romajiText,
+                FirstSyllable = isFirst,
+                RomanizedSyllable = romanizedSyllable,
             };
         });
 
-        static IReadOnlyDictionary<TimeTag, List<RomajiGeneratorParameter>> createGroup(IList<TimeTag> timeTags, IList<RomajiGeneratorParameter> romajis)
+        static IReadOnlyDictionary<TimeTag, List<RomanizationGeneratorParameter>> createGroup(IList<TimeTag> timeTags, IList<RomanizationGeneratorParameter> romanizations)
         {
-            var dictionary = timeTags.ToDictionary(x => x, v => new List<RomajiGeneratorParameter>());
+            var dictionary = timeTags.ToDictionary(x => x, v => new List<RomanizationGeneratorParameter>());
 
             int processedIndex = 0;
 
             foreach (var (timeTag, list) in dictionary)
             {
-                while (processedIndex < romajis.Count && isTimeTagInRange(timeTags, timeTag, romajis[processedIndex]))
+                while (processedIndex < romanizations.Count && isTimeTagInRange(timeTags, timeTag, romanizations[processedIndex]))
                 {
-                    list.Add(romajis[processedIndex]);
+                    list.Add(romanizations[processedIndex]);
                     processedIndex++;
                 }
             }
 
-            if (processedIndex < romajis.Count - 1)
-                throw new InvalidOperationException("Still have romajies that haven't process");
+            if (processedIndex < romanizations.Count - 1)
+                throw new InvalidOperationException("Still have romanizations that haven't process");
 
             return dictionary;
         }
 
-        static bool isTimeTagInRange(IEnumerable<TimeTag> timeTags, TimeTag currentTimeTag, RomajiGeneratorParameter parameter)
+        static bool isTimeTagInRange(IEnumerable<TimeTag> timeTags, TimeTag currentTimeTag, RomanizationGeneratorParameter parameter)
         {
             if (currentTimeTag.Index.State == TextIndex.IndexState.End)
                 return false;
 
-            int romajiIndex = parameter.StartIndex;
+            int romanizationIndex = parameter.StartIndex;
 
             var nextTimeTag = timeTags.GetNextMatch(currentTimeTag, x => x.Index > currentTimeTag.Index && x.Index.State == TextIndex.IndexState.Start);
             if (nextTimeTag == null)
-                return romajiIndex >= currentTimeTag.Index.Index;
+                return romanizationIndex >= currentTimeTag.Index.Index;
 
-            return romajiIndex >= currentTimeTag.Index.Index && romajiIndex < nextTimeTag.Index.Index;
+            return romanizationIndex >= currentTimeTag.Index.Index && romanizationIndex < nextTimeTag.Index.Index;
         }
     }
 
-    internal class RomajiGeneratorParameter
+    internal class RomanizationGeneratorParameter
     {
         public bool FromKanji { get; set; }
 
@@ -144,6 +144,6 @@ internal class RomajiGeneratorParameter
 
         public int EndIndex { get; set; }
 
-        public string RomajiText { get; set; } = string.Empty;
+        public string RomanizedSyllable { get; set; } = string.Empty;
     }
 }
diff --git a/osu.Game.Rulesets.Karaoke/Edit/Generator/Lyrics/Romajies/Ja/JaRomajiGeneratorConfig.cs b/osu.Game.Rulesets.Karaoke/Edit/Generator/Lyrics/Romanization/Ja/JaRomanizationGeneratorConfig.cs
similarity index 54%
rename from osu.Game.Rulesets.Karaoke/Edit/Generator/Lyrics/Romajies/Ja/JaRomajiGeneratorConfig.cs
rename to osu.Game.Rulesets.Karaoke/Edit/Generator/Lyrics/Romanization/Ja/JaRomanizationGeneratorConfig.cs
index 5f67b92eb..464a4e2ee 100644
--- a/osu.Game.Rulesets.Karaoke/Edit/Generator/Lyrics/Romajies/Ja/JaRomajiGeneratorConfig.cs
+++ b/osu.Game.Rulesets.Karaoke/Edit/Generator/Lyrics/Romanization/Ja/JaRomanizationGeneratorConfig.cs
@@ -3,10 +3,10 @@
 
 using osu.Framework.Bindables;
 
-namespace osu.Game.Rulesets.Karaoke.Edit.Generator.Lyrics.Romajies.Ja;
+namespace osu.Game.Rulesets.Karaoke.Edit.Generator.Lyrics.Romanization.Ja;
 
-public class JaRomajiGeneratorConfig : RomajiGeneratorConfig
+public class JaRomanizationGeneratorConfig : RomanizationGeneratorConfig
 {
-    [ConfigSource("Uppercase", "Export romaji with uppercase.")]
+    [ConfigSource("Uppercase", "Export romanization with uppercase.")]
     public Bindable<bool> Uppercase { get; } = new BindableBool();
 }
diff --git a/osu.Game.Rulesets.Karaoke/Edit/Generator/Lyrics/Romanization/RomanizationGenerateResult.cs b/osu.Game.Rulesets.Karaoke/Edit/Generator/Lyrics/Romanization/RomanizationGenerateResult.cs
new file mode 100644
index 000000000..53eb8bb1f
--- /dev/null
+++ b/osu.Game.Rulesets.Karaoke/Edit/Generator/Lyrics/Romanization/RomanizationGenerateResult.cs
@@ -0,0 +1,11 @@
+// Copyright (c) andy840119 <andy840119@gmail.com>. Licensed under the GPL Licence.
+// See the LICENCE file in the repository root for full licence text.
+
+namespace osu.Game.Rulesets.Karaoke.Edit.Generator.Lyrics.Romanization;
+
+public struct RomanizationGenerateResult
+{
+    public bool FirstSyllable { get; set; }
+
+    public string? RomanizedSyllable { get; set; }
+}
diff --git a/osu.Game.Rulesets.Karaoke/Edit/Generator/Lyrics/Romajies/RomajiGenerator.cs b/osu.Game.Rulesets.Karaoke/Edit/Generator/Lyrics/Romanization/RomanizationGenerator.cs
similarity index 69%
rename from osu.Game.Rulesets.Karaoke/Edit/Generator/Lyrics/Romajies/RomajiGenerator.cs
rename to osu.Game.Rulesets.Karaoke/Edit/Generator/Lyrics/Romanization/RomanizationGenerator.cs
index 554feffa8..c47eef0a5 100644
--- a/osu.Game.Rulesets.Karaoke/Edit/Generator/Lyrics/Romajies/RomajiGenerator.cs
+++ b/osu.Game.Rulesets.Karaoke/Edit/Generator/Lyrics/Romanization/RomanizationGenerator.cs
@@ -7,12 +7,12 @@
 using osu.Framework.Localisation;
 using osu.Game.Rulesets.Karaoke.Objects;
 
-namespace osu.Game.Rulesets.Karaoke.Edit.Generator.Lyrics.Romajies;
+namespace osu.Game.Rulesets.Karaoke.Edit.Generator.Lyrics.Romanization;
 
-public abstract class RomajiGenerator<TConfig> : LyricPropertyGenerator<IReadOnlyDictionary<TimeTag, RomajiGenerateResult>, TConfig>
-    where TConfig : RomajiGeneratorConfig, new()
+public abstract class RomanizationGenerator<TConfig> : LyricPropertyGenerator<IReadOnlyDictionary<TimeTag, RomanizationGenerateResult>, TConfig>
+    where TConfig : RomanizationGeneratorConfig, new()
 {
-    protected RomajiGenerator(TConfig config)
+    protected RomanizationGenerator(TConfig config)
         : base(config)
     {
     }
diff --git a/osu.Game.Rulesets.Karaoke/Edit/Generator/Lyrics/Romajies/RomajiGeneratorConfig.cs b/osu.Game.Rulesets.Karaoke/Edit/Generator/Lyrics/Romanization/RomanizationGeneratorConfig.cs
similarity index 53%
rename from osu.Game.Rulesets.Karaoke/Edit/Generator/Lyrics/Romajies/RomajiGeneratorConfig.cs
rename to osu.Game.Rulesets.Karaoke/Edit/Generator/Lyrics/Romanization/RomanizationGeneratorConfig.cs
index a0d5ede2a..f6e594d77 100644
--- a/osu.Game.Rulesets.Karaoke/Edit/Generator/Lyrics/Romajies/RomajiGeneratorConfig.cs
+++ b/osu.Game.Rulesets.Karaoke/Edit/Generator/Lyrics/Romanization/RomanizationGeneratorConfig.cs
@@ -1,8 +1,8 @@
 // Copyright (c) andy840119 <andy840119@gmail.com>. Licensed under the GPL Licence.
 // See the LICENCE file in the repository root for full licence text.
 
-namespace osu.Game.Rulesets.Karaoke.Edit.Generator.Lyrics.Romajies;
+namespace osu.Game.Rulesets.Karaoke.Edit.Generator.Lyrics.Romanization;
 
-public abstract class RomajiGeneratorConfig : GeneratorConfig
+public abstract class RomanizationGeneratorConfig : GeneratorConfig
 {
 }
diff --git a/osu.Game.Rulesets.Karaoke/Edit/Generator/Lyrics/Romanization/RomanizationGeneratorSelector.cs b/osu.Game.Rulesets.Karaoke/Edit/Generator/Lyrics/Romanization/RomanizationGeneratorSelector.cs
new file mode 100644
index 000000000..a13729c2b
--- /dev/null
+++ b/osu.Game.Rulesets.Karaoke/Edit/Generator/Lyrics/Romanization/RomanizationGeneratorSelector.cs
@@ -0,0 +1,20 @@
+// Copyright (c) andy840119 <andy840119@gmail.com>. Licensed under the GPL Licence.
+// See the LICENCE file in the repository root for full licence text.
+
+using System.Collections.Generic;
+using System.Globalization;
+using osu.Game.Rulesets.Karaoke.Configuration;
+using osu.Game.Rulesets.Karaoke.Edit.Generator.Lyrics.Romanization.Ja;
+using osu.Game.Rulesets.Karaoke.Objects;
+
+namespace osu.Game.Rulesets.Karaoke.Edit.Generator.Lyrics.Romanization;
+
+public class RomanizationGeneratorSelector : LyricGeneratorSelector<IReadOnlyDictionary<TimeTag, RomanizationGenerateResult>, RomanizationGeneratorConfig>
+{
+    public RomanizationGeneratorSelector(KaraokeRulesetEditGeneratorConfigManager generatorConfigManager)
+        : base(generatorConfigManager)
+    {
+        RegisterGenerator<JaRomanizationGenerator, JaRomanizationGeneratorConfig>(new CultureInfo(17));
+        RegisterGenerator<JaRomanizationGenerator, JaRomanizationGeneratorConfig>(new CultureInfo(1041));
+    }
+}
diff --git a/osu.Game.Rulesets.Karaoke/Objects/Lyric_Binding.cs b/osu.Game.Rulesets.Karaoke/Objects/Lyric_Binding.cs
index 75869c4ec..d39dd1c79 100644
--- a/osu.Game.Rulesets.Karaoke/Objects/Lyric_Binding.cs
+++ b/osu.Game.Rulesets.Karaoke/Objects/Lyric_Binding.cs
@@ -61,7 +61,7 @@ private void initInternalBindingEvent()
                     foreach (var c in args.NewItems.Cast<TimeTag>())
                     {
                         c.TimingChanged += timingInvalidate;
-                        c.RomajiChanged += romajiInvalidate;
+                        c.SyllableChanged += romajiInvalidate;
                     }
 
                     break;
@@ -73,7 +73,7 @@ private void initInternalBindingEvent()
                     foreach (var c in args.OldItems.Cast<TimeTag>())
                     {
                         c.TimingChanged -= timingInvalidate;
-                        c.RomajiChanged -= romajiInvalidate;
+                        c.SyllableChanged -= romajiInvalidate;
                     }
 
                     break;
diff --git a/osu.Game.Rulesets.Karaoke/Objects/TimeTag.cs b/osu.Game.Rulesets.Karaoke/Objects/TimeTag.cs
index bf92ff651..79ffc86eb 100644
--- a/osu.Game.Rulesets.Karaoke/Objects/TimeTag.cs
+++ b/osu.Game.Rulesets.Karaoke/Objects/TimeTag.cs
@@ -17,9 +17,9 @@ public class TimeTag : IDeepCloneable<TimeTag>
     public event Action? TimingChanged;
 
     /// <summary>
-    /// Invoked when <see cref="InitialRomaji"/> or <see cref="RomajiText"/> of this <see cref="TimeTag"/> is changed.
+    /// Invoked when <see cref="FirstSyllable"/> or <see cref="RomanizedSyllable"/> of this <see cref="TimeTag"/> is changed.
     /// </summary>
-    public event Action? RomajiChanged;
+    public event Action? SyllableChanged;
 
     public TimeTag(TextIndex index, double? time = null)
     {
@@ -27,8 +27,8 @@ public TimeTag(TextIndex index, double? time = null)
         Time = time;
 
         TimeBindable.ValueChanged += _ => TimingChanged?.Invoke();
-        InitialRomajiBindable.ValueChanged += _ => RomajiChanged?.Invoke();
-        RomajiTextBindable.ValueChanged += _ => RomajiChanged?.Invoke();
+        FirstSyllableBindable.ValueChanged += _ => SyllableChanged?.Invoke();
+        RomanizedSyllableBindable.ValueChanged += _ => SyllableChanged?.Invoke();
     }
 
     /// <summary>
@@ -50,7 +50,7 @@ public double? Time
     }
 
     [JsonIgnore]
-    public readonly Bindable<bool> InitialRomajiBindable = new();
+    public readonly Bindable<bool> FirstSyllableBindable = new();
 
     /// <summary>
     /// Mark if this romaji is the first letter of the romaji word.
@@ -65,22 +65,22 @@ public double? Time
     /// If this is the first or(4th) time-tag, then this value should be true.<br/>
     /// If this ts the 2th or 3th time-tag, then this value should be false.<br/>
     /// </example>
-    public bool InitialRomaji
+    public bool FirstSyllable
     {
-        get => InitialRomajiBindable.Value;
-        set => InitialRomajiBindable.Value = value;
+        get => FirstSyllableBindable.Value;
+        set => FirstSyllableBindable.Value = value;
     }
 
     [JsonIgnore]
-    public readonly Bindable<string?> RomajiTextBindable = new();
+    public readonly Bindable<string?> RomanizedSyllableBindable = new();
 
     /// <summary>
     /// Romaji
     /// </summary>
-    public string? RomajiText
+    public string? RomanizedSyllable
     {
-        get => RomajiTextBindable.Value;
-        set => RomajiTextBindable.Value = value;
+        get => RomanizedSyllableBindable.Value;
+        set => RomanizedSyllableBindable.Value = value;
     }
 
     public TimeTag DeepClone()
diff --git a/osu.Game.Rulesets.Karaoke/Screens/Edit/Beatmaps/Lyrics/LyricEditorVerifier.cs b/osu.Game.Rulesets.Karaoke/Screens/Edit/Beatmaps/Lyrics/LyricEditorVerifier.cs
index 100015ceb..e0904cfd8 100644
--- a/osu.Game.Rulesets.Karaoke/Screens/Edit/Beatmaps/Lyrics/LyricEditorVerifier.cs
+++ b/osu.Game.Rulesets.Karaoke/Screens/Edit/Beatmaps/Lyrics/LyricEditorVerifier.cs
@@ -200,6 +200,6 @@ public class CheckLyricTimeTagRomaji : CheckLyricTimeTag
 {
     protected override IEnumerable<Issue> Check(Lyric lyric)
     {
-        return CheckTimeTagRomaji(lyric);
+        return CheckTimeTagRomanizedSyllable(lyric);
     }
 }
diff --git a/osu.Game.Rulesets.Karaoke/Screens/Edit/Beatmaps/Lyrics/Settings/Romaji/RomajiEditSection.cs b/osu.Game.Rulesets.Karaoke/Screens/Edit/Beatmaps/Lyrics/Settings/Romaji/RomajiEditSection.cs
index dffe4b520..e66b401d0 100644
--- a/osu.Game.Rulesets.Karaoke/Screens/Edit/Beatmaps/Lyrics/Settings/Romaji/RomajiEditSection.cs
+++ b/osu.Game.Rulesets.Karaoke/Screens/Edit/Beatmaps/Lyrics/Settings/Romaji/RomajiEditSection.cs
@@ -69,7 +69,7 @@ protected override Drawable CreateDrawable(TimeTag item)
                 },
                 RomajiEditPropertyMode.Initial => new LabelledInitialSwitchButton(item)
                 {
-                    Label = item.RomajiText ?? string.Empty,
+                    Label = item.RomanizedSyllable ?? string.Empty,
                 },
                 _ => throw new ArgumentOutOfRangeException(nameof(bindableRomajiEditPropertyMode.Value)),
             };
@@ -98,10 +98,10 @@ protected override void TriggerSelect(TimeTag item)
             => editRomajiModeState.Select(item);
 
         protected override string GetFieldValue(TimeTag timeTag)
-            => timeTag.RomajiText ?? string.Empty;
+            => timeTag.RomanizedSyllable ?? string.Empty;
 
         protected override void ApplyValue(TimeTag timeTag, string value)
-            => lyricTimeTagsChangeHandler.SetTimeTagRomajiText(timeTag, value);
+            => lyricTimeTagsChangeHandler.SetTimeTagRomanizedSyllable(timeTag, value);
 
         [BackgroundDependencyLoader]
         private void load()
@@ -121,10 +121,10 @@ public LabelledInitialSwitchButton(TimeTag item)
         }
 
         protected override bool GetFieldValue(TimeTag timeTag)
-            => timeTag.InitialRomaji;
+            => timeTag.FirstSyllable;
 
         protected override void ApplyValue(TimeTag timeTag, bool value)
-            => lyricTimeTagsChangeHandler.SetTimeTagInitialRomaji(timeTag, value);
+            => lyricTimeTagsChangeHandler.SetTimeTagFirstSyllable(timeTag, value);
 
         [BackgroundDependencyLoader]
         private void load(IEditRomajiModeState editRomajiModeState)