diff --git a/common/js/types.d.ts b/common/js/types.d.ts
index 361fe5dc7..88cafd68e 100644
--- a/common/js/types.d.ts
+++ b/common/js/types.d.ts
@@ -770,8 +770,6 @@ interface SongDocumentData {
     };
     usc: {
         sdvxEquiv: integer | null;
-        titleJP: string;
-        artistJP: string;
     };
     ddr: Record<string, never>;
     bms: {
diff --git a/common/src/types.ts b/common/src/types.ts
index cac806336..9bb6b7b3f 100644
--- a/common/src/types.ts
+++ b/common/src/types.ts
@@ -973,7 +973,7 @@ interface SongDocumentData {
     jubeat: Record<string, never>;
     popn: Record<string, never>;
     sdvx: { uscEquiv: integer | null };
-    usc: { sdvxEquiv: integer | null; titleJP: string; artistJP: string };
+    usc: { sdvxEquiv: integer | null };
     ddr: Record<string, never>;
     bms: { genre: string | null; subtitle: string | null; subartist: string | null };
     chunithm: { genre: string };