 Kohei Tanaka and Shirō Hamaguchi are the main composers for "One Piece" anime soundtracks including OVAs, TV specials, films except "" which was composed by Yuki Hayashi and there are numerous other artists who have worked with Kohei Tanaka and Shirō Hamaguchi to produce the soundtracks.On August 11, 2019, it was announced that Sakuramen, a musical group will be collaborating with Kohei Tanaka to compose music for anime's wano arc.The anime television series currently consists of 40 pieces of theme music, 22 opening themes and 18 ending themes.