diff --git a/server/scripts/__KT_DATABASE_MIGRATION/charts-chunithm.ts b/server/scripts/__KT_DATABASE_MIGRATION/charts-chunithm.ts
new file mode 100644
index 000000000..4f63b2edd
--- /dev/null
+++ b/server/scripts/__KT_DATABASE_MIGRATION/charts-chunithm.ts
@@ -0,0 +1,54 @@
+import { ChartDocument } from "kamaitachi-common";
+import db from "../../src/db/db";
+import CreateLogCtx from "../../src/logger";
+import MigrateRecords from "./migrate";
+import { gameOrders } from "kamaitachi-common/js/config";
+
+const logger = CreateLogCtx("charts-chunithm.ts");
+
+async function ConvertFn(c: any): Promise<ChartDocument<"chunithm:Single">> {
+    let song = await db.songs.chunithm.findOne({
+        id: c.id,
+    });
+
+    if (!song) {
+        logger.severe(`Cannot find song with ID ${c.id}?`);
+        throw new Error(`Cannot find song with ID ${c.id}?`);
+    }
+
+    const newChartDoc: ChartDocument<"chunithm:Single"> = {
+        rgcID: null,
+        chartID: c.chartID,
+        difficulty: c.difficulty,
+        songID: c.id,
+        playtype: c.playtype,
+        levelNum: c.levelNum,
+        level: c.level.toString(),
+        flags: {
+            "IN BASE GAME": !!c.flags["IN BASE GAME"],
+            OMNIMIX: !!c.flags.OMNIMIX,
+        },
+        data: {
+            inGameID: c.internals.inGameINTID,
+        },
+        isPrimary: true,
+        versions: [], // sentinel
+    };
+
+    let idx = gameOrders.chunithm.indexOf(song.firstVersion!);
+
+    if (idx === -1) {
+        logger.warn(`Invalid firstAppearance of ${song.firstVersion!}, running anyway.`);
+        newChartDoc.versions = [song.firstVersion!];
+    } else {
+        newChartDoc.versions = gameOrders.chunithm.slice(idx);
+    }
+
+    return newChartDoc;
+}
+
+(async () => {
+    await MigrateRecords(db.charts.chunithm, "charts-chunithm", ConvertFn);
+
+    process.exit(0);
+})();
diff --git a/server/scripts/__KT_DATABASE_MIGRATION/songs-chunithm.ts b/server/scripts/__KT_DATABASE_MIGRATION/songs-chunithm.ts
new file mode 100644
index 000000000..1420fc84a
--- /dev/null
+++ b/server/scripts/__KT_DATABASE_MIGRATION/songs-chunithm.ts
@@ -0,0 +1,27 @@
+import { SongDocument } from "kamaitachi-common";
+import db from "../../src/db/db";
+import MigrateRecords from "./migrate";
+
+function ConvertFn(c: any): SongDocument<"chunithm"> {
+    const newSongDoc: SongDocument<"chunithm"> = {
+        title: c.title,
+        artist: c.artist,
+        id: c.id,
+        firstVersion: c.firstAppearance,
+        "alt-titles": c["alt-titles"].filter((e: string) => e !== c.title),
+        "search-titles": c["search-titles"]
+            .map((e: string) => e.toString())
+            .filter((e: string) => e !== c.title),
+        data: {
+            genre: c.genre,
+        },
+    };
+
+    return newSongDoc;
+}
+
+(async () => {
+    await MigrateRecords(db.songs.chunithm, "songs-chunithm", ConvertFn);
+
+    process.exit(0);
+})();