Yorushika (ヨルシカ) is a band formed by composer n-buna with vocals by suis. They also have supporting members who are Mitsuyasu Shimotsuru (Guitar), Tatsuya Kitani (Bass), Masack (Drums) and Tetsuya Hirahata (Piano). They are known for blending "passionate" and "upbeat" production and instrumentation with serious lyrical themes. Their music often covers topics such as love and human emotions, and takes inspiration from literary works like those by Masuji Ibuse and Jules Verne.