diff --git a/README.md b/README.md
index 9efd724..5f78977 100644
--- a/README.md
+++ b/README.md
@@ -19,7 +19,7 @@ Your URLs will look like:
Replace these placeholders in the HTML files:
- `SUPPORT_EMAIL_HERE`
- `APP_VERSION_HERE`
-- `LAST_UPDATED_DATE_HERE`
+- `LAST_UPDATED_DATE_HERE` (currently set to `2026-01-16`)
## Files
- `index.html` — Support page (EN/JA)
diff --git a/index.html b/index.html
index 4cecc1d..12af904 100644
--- a/index.html
+++ b/index.html
@@ -83,7 +83,7 @@ Data & Exports
Sessions are stored on your device. You can export your data from the app settings (CSV/JSON), depending on your app version.
- Last updated: LAST_UPDATED_DATE_HERE
+ Last updated: 2026-01-16
@@ -136,7 +136,7 @@ データとエクスポート
セッション情報は端末内に保存されます。アプリ設定からCSV/JSONでエクスポート可能です（対応バージョンのみ）。
- 最終更新日: LAST_UPDATED_DATE_HERE
+ 最終更新日: 2026-01-16
diff --git a/privacy.html b/privacy.html
index 8e810a8..448b278 100644
--- a/privacy.html
+++ b/privacy.html
@@ -19,7 +19,7 @@
diff --git a/terms.html b/terms.html
index bb25059..4d3d1c1 100644
--- a/terms.html
+++ b/terms.html
@@ -17,7 +17,7 @@