This sound can be said to be a symbol of Japanese sincerity. This app will ring the Japanese school chime (Pre-Bell,Westminster Chime) at the time you specify. You can choose three sounds, short, middle and long . Please use it as a substitute for classroom timer or pomodoro(tabata) timer. [As a point of caution] ・An application that controls power saving (savings the battery) may not start or may not operate as expected. If necessary, exclude from power saving monitoring before use. ・If th