Yusaku Arai has been played on NTS shows including SOPHIA ZHURAVKOVA, with Cha first played on 9 October 2022.

The Kyoto-based musician Yusaku Arai is known for his production work in the avant-garde scenes of Japanese hip-hop and R&B. On this solo album, though, he offers more lengthy, piano-centric meditations that use the techniques of musique concrète.