 Mizuki is also part of the judging panel at the Animax Anison Grand Prix, with Horie and Yumi Matsuzawa.Mizuki performed theme songs throughout the 1980s and 1990s, for shows such as "Beast King GoLion", "Getter Robo Go", and "Jikuu Senshi Spielban", his work not as extensive until 2000.On July 17, 2000, with fellow "anison" vocalists Hironobu Kageyama ("Dragon Ball Z"), Masaaki Endoh ("The King of Braves GaoGaiGar"), Eizo Sakamoto (vocalist of ANTHEM and Animetal), and Rica Matsumoto ("Pokémon"), he formed the "supergroup" JAM Project.