Toshio Hayakawa, better known by his stage name Ichirou Mizuki, was a Japanese singer, lyricist, composer, voice actor and actor best known for his work on theme songs for anime and tokusatsu. For over 50 years, he had recorded over 1,200 songs for Japanese film, television, video and video games. He was referred to by fans and fellow performers alike as the Aniki of the anison, or anime music genre. He produced the singing duo Apple Pie since 1990 and created the Anison band JAM Project in 2000.