Masaharu Maeda, known by the stage name Shigeru Chiba, is a Japanese actor, voice actor, narrator, talent and sound director from Kikuchi, Kumamoto. He is affiliated with the talent management firm 81 Produce. He is most known for the roles of Yoshihiro Kira from JoJo's Bizarre Adventure: Diamond Is Unbreakable, the narrator of Fist of the North Star, Megane from Urusei Yatsura, Rei Ichidō from High School!