Bump of Chicken is a Japanese alternative rock group from Sakura, Chiba, Japan. The members are childhood friends since kindergarten and performed for the first time in 1994, during their ninth grade cultural festival. The members are Motoo Fujiwara (guitar, main vocalist), Hiroaki Masukawa (guitarist), Yoshifumi Naoi (bassist) and Hideo Masu (drummer). Since their inception in 1994, they have released top-charts singles and albums. Their music has been used in various games, movies and tv shows theme songs in Japan.