diff --git a/src/UseCases/Line/HandleIntentOperationUseCase.py b/src/UseCases/Line/HandleIntentOperationUseCase.py
index ee8daab..677ce9e 100644
--- a/src/UseCases/Line/HandleIntentOperationUseCase.py
+++ b/src/UseCases/Line/HandleIntentOperationUseCase.py
@@ -261,7 +261,22 @@ def _execute_pending(self, line_user_id: str) -> None:
                 )
 
             if count == 0:
-                self._line_response_service.add_message(f'"{item_name}" が見つかりませんでした。')
+                if filter_expiry or exclude_expiry:
+                    remaining = self._stock_repository.find(
+                        query={"owner_id": line_user_id, "item_name": item_name, "status": 1}
+                    )
+                    if remaining:
+                        dates = [s.expiry_date.strftime("%Y/%m/%d") if s.expiry_date else "期限なし" for s in remaining]
+                        self._line_response_service.add_message(
+                            f'その条件に一致する "{item_name}" は見つかりませんでした。\n'
+                            f'現在登録中: {", ".join(dates)}'
+                        )
+                    else:
+                        self._line_response_service.add_message(
+                            f'"{item_name}" は見つかりませんでした（削除済みか未登録）。'
+                        )
+                else:
+                    self._line_response_service.add_message(f'"{item_name}" が見つかりませんでした。')
             else:
                 self._line_response_service.add_message(f'"{item_name}" を削除しました。')
         elif intent == "register_habit":
diff --git a/src/services/LineIntentParserService.py b/src/services/LineIntentParserService.py
index 66c37bf..216bb75 100644
--- a/src/services/LineIntentParserService.py
+++ b/src/services/LineIntentParserService.py
@@ -52,7 +52,7 @@
         "type": "function",
         "function": {
             "name": "delete_stock",
-            "description": "在庫・タスクを削除する。expiry_dateは完全一致フィルタ、exclude_expiry_dateは除外フィルタ（「以外を削除」）。",
+            "description": "在庫・タスクを削除する。expiry_dateは完全一致フィルタ（M/D・M月D日・相対日付を今日の日付を基準にYYYY-MM-DDに変換）、exclude_expiry_dateは除外フィルタ（「以外を削除」）。",
             "parameters": {
                 "type": "object",
                 "properties": {
@@ -206,8 +206,21 @@
 
 
 class LineIntentParserService:
+    @staticmethod
+    def _normalize(text: str) -> str:
+        """全角英数字・記号を半角に正規化する。"""
+        result = []
+        for ch in text:
+            cp = ord(ch)
+            # 全角英数字・記号 (！〜) → 半角
+            if 0xFF01 <= cp <= 0xFF5E:
+                result.append(chr(cp - 0xFEE0))
+            else:
+                result.append(ch)
+        return "".join(result)
+
     def parse(self, message: str) -> Dict[str, Any]:
-        text = (message or "").strip()
+        text = self._normalize((message or "").strip())
         if not text:
             return self._none_result()
         lower = text.lower()
@@ -241,7 +254,10 @@ def _parse_with_function_calling(self, message: str) -> Dict[str, Any]:
             f"Today's date is {today_str} (JST).\n"
             "You are an intent parser for a Japanese LINE bot.\n"
             "Call exactly one tool that matches the user's intent.\n"
-            "Convert relative dates (今日/明日/明後日) to YYYY-MM-DD.\n"
+            "Convert all date expressions to YYYY-MM-DD format:\n"
+            "  - Relative: 今日/明日/明後日/昨日\n"
+            "  - M/D or M月D日 format: use the most recent occurrence (past or future based on context)\n"
+            "  - When M/D is in the past (e.g. 2/27 and today is 3/4), interpret as the same year unless context implies otherwise\n"
             "If the intent is unclear or unsafe, do NOT call any tool."
         )
         payload = {
diff --git a/src/templates/pages/stock/index.html b/src/templates/pages/stock/index.html
index 6f87fe7..5b5bc98 100644
--- a/src/templates/pages/stock/index.html
+++ b/src/templates/pages/stock/index.html
@@ -3,4 +3,39 @@
   <!-- ページヘッダー -->
   <div class="page-header d-flex justify-content-between align-items-center">
     <h1 class="page-title">アイテム一覧</h1>
-    <a href="{{ url_for('views_blueprint.view_deleted_stock_list') }}" class="btn btn-outline-secondary btn-sm">
\ No newline at end of file
+    <a href="{{ url_for('views_blueprint.view_deleted_stock_list') }}" class="btn btn-outline-secondary btn-sm">
+      <i class="fas fa-trash-alt me-1"></i>削除済みアイテム
+    </a>
+  </div>
+
+  <!-- 通知時刻設定 -->
+  <div class="app-card p-3 mb-4">
+    <form
+      action="{{ url_for('views_blueprint.update_notify_schedule') }}"
+      method="POST"
+      class="d-flex align-items-center gap-2"
+    >
+      <label for="notify_time" class="form-label m-0 text-nowrap">通知時刻</label>
+      <input
+        id="notify_time"
+        name="notify_time"
+        type="time"
+        class="form-control form-control-sm"
+        value="{{ notify_time }}"
+        style="max-width: 160px"
+        required
+      />
+      <button type="submit" class="btn btn-sm btn-outline-primary">
+        保存
+      </button>
+    </form>
+  </div>
+
+  <div class="row">
+    <div class="col">
+      {% import 'components/_macros.html' as ui with context %} {{
+      ui.stock_table(page_contents, form) }}
+    </div>
+  </div>
+</div>
+{% endblock %}