TSUZUMIN is software that you can easily use to play Kotsuzumi (Japanese traditional small drum). Characteristics: *Two tones, high and low, are provided. Hit the center part of your iPhone, and you will get low tones; press the edge to get the high tones. * Interjected chant or “Kakegoe” can be implemented. Tsuzumi drummers play the accompaniment for “Kakegoe”. When you include “Kakegoe” while you play Kotsuzumi, you will achieve a more prof...