diff --git a/server/src/scripts/__KT_DATABASE_MIGRATION/songs-iidx.ts b/server/src/scripts/__KT_DATABASE_MIGRATION/songs-iidx.ts
new file mode 100644
index 000000000..5b34d533a
--- /dev/null
+++ b/server/src/scripts/__KT_DATABASE_MIGRATION/songs-iidx.ts
@@ -0,0 +1,37 @@
+import { SongDocument } from "kamaitachi-common";
+import { gameOrders } from "kamaitachi-common/js/config";
+import db from "../../db/db";
+import { rootLogger } from "../../logger";
+import MigrateRecords from "./migrate";
+
+function ConvertFn(c: any): SongDocument<"iidx"> {
+    const newSongDoc: SongDocument<"iidx"> = {
+        title: c.title,
+        artist: c.artist,
+        id: c.id,
+        isRemoved: false, // NOT REALLY
+        "alt-titles": c["alt-titles"],
+        "search-titles": c["search-titles"],
+        version: [], // sentinel
+        data: {
+            genre: c.genre,
+        },
+    };
+
+    let idx = gameOrders.iidx.indexOf(c.firstAppearance);
+
+    if (idx === -1) {
+        rootLogger.warn(`Invalid firstAppearance of ${c.firstAppearance}, running anyway.`);
+        newSongDoc.version = [c.firstAppearance];
+    } else {
+        newSongDoc.version = gameOrders.iidx.slice(idx);
+    }
+
+    return newSongDoc;
+}
+
+(async () => {
+    await MigrateRecords(db.songs.iidx, "songs-iidx", ConvertFn);
+
+    process.exit(0);
+})();