diff --git a/scripts/login_manager.bash b/scripts/login_manager.bash
index 20331497..880d86eb 100755
--- a/scripts/login_manager.bash
+++ b/scripts/login_manager.bash
@@ -5,6 +5,7 @@ script_dir=$(cd "$(dirname "$0")" && pwd)
 data_dir="${script_dir}/../data"
 yaml_file="${data_dir}/login.yaml"
 
+# --- 内部関数 ---
 _get_current_items_as_yaml() {
   local osascript_cmd='
     tell application "System Events"
@@ -17,17 +18,20 @@ _get_current_items_as_yaml() {
       return output
     end tell'
 
-  if ! osascript -e "$osascript_cmd" 2> /dev/null \
-                                                | while IFS=$'\t' read -r path_val hidden_val; do
+  if ! osascript -e "$osascript_cmd" 2> /dev/null | while IFS=$'\t' read -r path_val hidden_val; do
       if [[ -n "$path_val" ]]; then
+        path_val="${path_val%$'\r'}"
+        hidden_val="${hidden_val%$'\r'}"
         printf -- "- path: %s\n  hidden: %s\n" "$path_val" "$hidden_val"
-      fi
-    done; then
+    fi
+  done; then
     echo "🚨 Error: osascript failed to get login items." >&2
     return 1
   fi
 }
 
+# --- コマンド関数 ---
+
 export_login_items() {
   echo "🚀 Exporting current login items to $yaml_file..."
   mkdir -p "$data_dir"
@@ -73,14 +77,22 @@ import_login_items() {
   echo "  - Adding items defined in YAML file..."
   local path=""
   local hidden=""
-  while IFS='' read -r line || [[ -n "$line" ]]; do
+
+  while IFS= read -r line || [[ -n "$line" ]]; do
     if [[ "$line" == "- path: "* ]]; then
       path="${line#*- path: }"
-    elif [[ "$line" == "hidden: "* ]]; then
+      path="${path%"${path##*[![:space:]]}"}"
+      path="${path%$'\r'}"
+
+    elif [[ "$line" == *"hidden: "* ]]; then
       hidden="${line#*hidden: }"
+      hidden="${hidden#"${hidden%%[![:space:]]*}"}"
+      hidden="${hidden%$'\r'}"
+
       if [[ -n "$path" && -n "$hidden" ]]; then
         echo "    - Adding: $path (hidden: $hidden)"
-        if ! osascript -e "tell application \"System Events\" to make new login item at end with properties {path:\"$path\", hidden:$hidden}"; then
+        local path_escaped="${path//\"/\\\"}"
+        if ! osascript -e "tell application \"System Events\" to make new login item at end with properties {path:\"$path_escaped\", hidden:$hidden}"; then
           echo "🚨 Error: Failed to add login item: $path" >&2
           exit 1
         fi
@@ -93,6 +105,46 @@ import_login_items() {
   echo "✅ Import complete. System login items have been synced."
 }
 
+# ✨ 新しく追加した機能 ✨
+open_login_items() {
+  echo "📂 This will open all applications defined in $yaml_file."
+  if [[ ! -f "$yaml_file" ]]; then
+    echo "🚨 Error: YAML file not found. Please run 'export' first." >&2
+    exit 1
+  fi
+
+  # ユーザーに確認を求める (-n 1 で1文字だけ読み込む)
+  read -p "Are you sure you want to open all apps? (y/N) " -n 1 -r
+  echo # 改行して表示を整える
+
+  # 入力が 'y' または 'Y' の場合のみ処理を続行
+  if [[ $REPLY =~ ^[Yy]$ ]]; then
+    echo "  - Opening applications..."
+    local path=""
+    while IFS= read -r line || [[ -n "$line" ]]; do
+      # 'path:' を含む行からパスを抽出
+      if [[ "$line" == "- path: "* ]]; then
+        path="${line#*- path: }"
+        path="${path%"${path##*[![:space:]]}"}" # 末尾の空白を削除
+        path="${path%$'\r'}"                  # 末尾の改行コードを削除
+
+        if [[ -n "$path" ]]; then
+          echo "    - Opening: $path"
+          # 'open' コマンドでアプリケーションを起動
+          if ! open "$path"; then
+            echo "⚠️  Warning: Failed to open application: $path" >&2
+          fi
+          path="" # 次のアイテムのためにリセット
+        fi
+      fi
+    done < "$yaml_file"
+    echo "✅ All specified applications have been launched."
+  else
+    echo "🚫 Operation cancelled."
+  fi
+}
+
+# --- メイン処理 ---
 command="${1:-}"
 
 case "$command" in
@@ -105,12 +157,16 @@ case "$command" in
   import)
     import_login_items
     ;;
+  open) # ✨ openコマンドを追加
+    open_login_items
+    ;;
   *)
-    echo "Usage: $0 {export|check|import}"
+    echo "Usage: $0 {export|check|import|open}"
     echo
     echo "  export: Save current login items to ${yaml_file}"
     echo "  check:  Compare current login items with the YAML file"
     echo "  import: Sync login items based on the YAML file (deletes all current items first)"
+    echo "  open:   Open all applications listed in the YAML file" # ✨ 説明を追加
     exit 1
     ;;
 esac