Commissioned by Musica Grato Himi.
A trio for two mallet keyboards and one drum. Just three percussionists can perform, each will have an active part and enjoy preparing.
The time signature changes frequently, but since it is done with a natural rhythm, it is not difficult to achieve.
The title "Mugen" (fantasy) intends for the song to have a transparent, slightly mysterious feeling. It is a secret that the name of delicious sake is also "Mugen".

(Rika Ishige)