diff --git a/locales/ja-JP.yml b/locales/ja-JP.yml
index 72c20819e..5e112ea32 100644
--- a/locales/ja-JP.yml
+++ b/locales/ja-JP.yml
@@ -818,6 +818,7 @@ leaveGroup: "グループから抜ける"
 leaveGroupConfirm: "「{name}」から抜けますか？"
 useDrawerReactionPickerForMobile: "モバイルデバイスのときドロワーで表示"
 welcomeBackWithName: "おかえりなさい、{name}さん"
+clickToFinishEmailVerification: "[{ok}]を押して、メールアドレスの確認を完了してください。"
 
 _emailUnavailable:
   used: "既に使用されています"
diff --git a/packages/client/src/pages/signup-complete.vue b/packages/client/src/pages/signup-complete.vue
index 3bbc9938d..89375e05d 100644
--- a/packages/client/src/pages/signup-complete.vue
+++ b/packages/client/src/pages/signup-complete.vue
@@ -31,12 +31,15 @@ export default defineComponent({
 		}
 	},
 
-	mounted() {
-		os.apiWithDialog('signup-pending', {
-			code: this.code,
-		}).then(res => {
-			login(res.i, '/');
+	async mounted() {
+		await os.alert({
+			type: 'info',
+			text: this.$t('clickToFinishEmailVerification', { ok: this.$ts.gotIt }),
 		});
+		const res = await os.apiWithDialog('signup-pending', {
+			code: this.code,
+		});
+		login(res.i, '/');
 	},
 
 	methods: {