The festival in Japan that involves colorful floats and traditional music is the Gion Matsuri. Held annually in July in Kyoto, this festival is renowned for its ornate floats, called yamaboko, which are paraded through the streets. These floats are decorated elaborately and often depict historical or mythological scenes. The festival features traditional music, dance performances, and rituals, reflecting the rich cultural heritage of Kyoto. Celebrating centuries of tradition, Gion Matsuri fosters community spirit and attracts numerous visitors from around the world.