Jōji Morikawa, Wiki Ippo

Jōji Morikawa (森川 常次), often romanised as George Morikawa (森川ジョージ), is a Japanese manga artist affiliated with Kodansha. He was born January 17th, 1966 in Tokyo and is a graduate of Matsubushi High School (松伏高等学校, Matsubushi Koutou Gakkou) in Saitama Prefecture. He is the author of Weekly Shōnen Magazine's flagship series Hajime no Ippo, which won him the 15th Kodansha Manga Award in 1991. He later won the 43rd award in 2019. He is also the owner of the boxing gym JB Sports Gym and occasionally

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Jyoji Morikawa (Hajime no Ippo creator) and Nonito Donaire : r/Boxing