What cultures have influenced Japanese dance music?

China's music and dance art also spread to Japan with the spread of various cultures, which influenced and promoted the formation and development of Japanese music and dance art. For example, Japanese "dance music" was first introduced to Japan through the Korean Peninsula in the court of China, and it was an art formed in the upper class of Japan. Since the formation of heian period in Nara, "Dance Music" has survived through the shogunate era, Meiji era, Taisho era and Showa era. It still belongs to the art of court princes and nobles, and it is only performed in festivals of the emperor's family and various festivals of the royal family.