The official app of "WATER" is now available. Through the app, you can check and make reservations for menus, hairstyles, and desired time zones from your smartphone at any time. By installing the app, you can use "WATER" more conveniently and easily. [Main recommended functions] ◆ Reservation function ◆ You can check and make a reservation for your desired time zone from your smartphone at any time. ◆ Menu ◆ You can easily check the salon menu and price you are interested in from the app. ◆ Ac