OPERA is the official Android app of the beauty salon OPERA located in Onojo, Japan. With this app, you can receive the latest information about OPERA. The app features two main functions: the reservation function and the online shop.

The reservation function allows you to check and make a reservation for your desired time slot from your smartphone. You can easily schedule your beauty appointments anytime, anywhere.

The online shop allows you to purchase beauty products that are available at the salon directly from the app. This feature is convenient for those who want to purchase the products but are unable to visit the salon.

Overall, OPERA is a useful app for those who want to stay updated on the latest news and services offered by OPERA and make reservations or purchase products from the salon.