Re-write the edit section.

See:
https://github.com/ppy/osu/pull/28806/files

osu.Game.Rulesets.Karaoke/Edit/Setup/KaraokeNoteSection.cs

@@ -0,0 +1,43 @@
+// Copyright (c) andy840119 <[email protected]>. Licensed under the GPL Licence.
+// See the LICENCE file in the repository root for full licence text.
+
+using System;
+using osu.Framework.Allocation;
+using osu.Framework.Graphics;
+using osu.Framework.Localisation;
+using osu.Game.Graphics.UserInterfaceV2;
+using osu.Game.Rulesets.Karaoke.Beatmaps;
+using osu.Game.Screens.Edit.Setup;
+
+namespace osu.Game.Rulesets.Karaoke.Edit.Setup;
+
+public partial class KaraokeNoteSection : SetupSection
+{
+    public override LocalisableString Title => "Note";
+
+    private LabelledSwitchButton scorable = null!;
+
+    [BackgroundDependencyLoader]
+    private void load()
+    {
+        Children = new Drawable[]
+        {
+            scorable = new LabelledSwitchButton
+            {
+                Label = "Scorable",
+                Description = "Will not show score playfield if the option is unchecked.",
+                Current = { Value = true },
+            },
+        };
+
+        scorable.Current.BindValueChanged(_ => updateValues());
+    }
+
+    private void updateValues()
+    {
+        if (Beatmap.PlayableBeatmap is not KaraokeBeatmap karaokeBeatmap)
+            throw new InvalidOperationException();
+
+        karaokeBeatmap.Scorable = scorable.Current.Value;
+    }
+}

osu.Game.Rulesets.Karaoke/Edit/Setup/KaraokeSingerSection.cs

@@ -0,0 +1,32 @@
+// Copyright (c) andy840119 <[email protected]>. Licensed under the GPL Licence.
+// See the LICENCE file in the repository root for full licence text.
+
+using osu.Framework.Allocation;
+using osu.Framework.Graphics;
+using osu.Framework.Localisation;
+using osu.Game.Rulesets.Karaoke.Edit.Setup.Components;
+using osu.Game.Screens.Edit.Setup;
+
+namespace osu.Game.Rulesets.Karaoke.Edit.Setup;
+
+public partial class KaraokeSingerSection : SetupSection
+{
+    public override LocalisableString Title => "Singers";
+
+    private LabelledSingerList singerList = null!;
+
+    [BackgroundDependencyLoader]
+    private void load()
+    {
+        Children = new Drawable[]
+        {
+            singerList = new LabelledSingerList
+            {
+                Label = "Singer list",
+                Description = "All the singers in beatmap.",
+                FixedLabelWidth = LABEL_WIDTH,
+                SingerNamePrefix = "#",
+            },
+        };
+    }
+}

osu.Game.Rulesets.Karaoke/KaraokeRuleset.cs

@@ -280,7 +280,11 @@ public override StatisticItem[] CreateStatisticsForScore(ScoreInfo score, IBeatm
         return statistic.ToArray();
     }
 
-    public override RulesetSetupSection CreateEditorSetupSection() => new KaraokeSetupSection();
+    public override IEnumerable<SetupSection> CreateEditorSetupSections() => new SetupSection[]
+    {
+        new KaraokeSingerSection(),
+        new KaraokeNoteSection(),
+    };
 
     public KaraokeRuleset()
     {