diff --git a/packages/client/src/directives/tooltip.ts b/packages/client/src/directives/tooltip.ts
index b96671be3..0e36322cd 100644
--- a/packages/client/src/directives/tooltip.ts
+++ b/packages/client/src/directives/tooltip.ts
@@ -1,3 +1,6 @@
+// TODO: useTooltip関数使うようにしたい
+// ただディレクティブ内でonUnmountedなどのcomposition api使えるのか不明
+
 import { Directive, ref } from 'vue';
 import { isDeviceTouch } from '@/scripts/is-device-touch';
 import { popup, alert } from '@/os';