Shinji Mizushima(水島 新司Mizushima Shinji, born April 10, 1939 in Niigata, Niigata Prefecture, Japan) is a Japanese manga artist. He is best-known as an author of baseball manga, such as Yakyū-kyō no Uta, Dokaben, and Abu-san. He is a two-time recipient of the Shogakukan Manga Award.