Mitsuo Hashimoto (???? ??? or ?? ??, Hashimoto Mitsuo, born 5 November 1955 in Sayama, Saitama Prefecture, Japan) is a Japanese manga artist.
After winning an honorable mention at the 11th Tezuka Awards in 1976 for his work Minya no Negai, he made his professional debut the following year in a special issue of Weekly Shonen Jump with his work The Two Are Rivals (???????, Futari wa Raibaru).
Since that time, he has published works in a variety of Shogakukan shonen and seinen manga magazines.
His definitive works include Tsukiji Uogashi Sandaime (art) and Itsumo Hokago.
Manga artist Hidenori Hara was his assistant for a time.
Hashimoto was the assistant for Motoka Murakami for a time.