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Starting and stopping the performance

Select the instrument to play before the performance begins.

Tap the Play button 演奏ボタン to start playback, and tap the Stop button 停止ボタン to stop playback.

During performance, by moving the sheet score using commercially available hand-cranked music boxes, hand-cranked musical toys, or rotating platforms, the app analyzes images captured by the rear camera and produces sound using the selected instrument's tone.