A work composed during his second year in the research course at the Tokyo Academy of Music. It was created around the same time as his representative vocal works, such as "Hana" (Flower) and "Kōjō no Tsuki" (The Moon Over the Ruined Castle). It is also considered the first piano solo piece composed in Japan. The piece possesses beautiful modulations and a distinct Japanese flavor. It is in B minor, 3/4 time, and in ternary form. The middle trio section consists of B major and B minor.