The east wind is a magical wind. Yokai Waltz is a piece of music composed by Japanese music producer Umegan Cha. It is classified as an oriental monster style and is influenced by Japanese oriental mythology, monster culture and traditional Japanese music. The musical style of Yokai Waltz combines traditional Japanese The tune elements, such as harmony, melody, and instrumentation, are blended with modern electronic music elements. The tune has a mysterious, fantasy, and monster-like atmosphere, creating a unique musical experience. To sum up, the monster waltz belongs to the east wind spirit and monster style.