Claim: Soda studied at Nihon University, a private research university in Japan established in 1889, but left prior to graduating; then he worked as an assistant for Taku Kitazaki, and debuted in 1990 with GET ROCK, published in Magazine Special.
Evidence: He worked as an assistant for Taku Kitazaki, and debuted in 1990 with GET ROCK, published in Magazine Special. Soda studied at Nihon University, but left prior to graduating. It is one of the private universities representing Japan. 1889 
Its predecessor, Nihon Law School (currently the Department of Law), was founded by Yamada Akiyoshi, the Minister of Justice, in 1889. Private Soda studied at Nihon University, but left prior to graduating. He worked as an assistant for Taku Kitazaki, and debuted in 1990 with GET ROCK, published in Magazine Special.