After attending Takada Junior High School, Minori Nagata studied at the Waseda University. In 1924, he was runner-up to [Takeo Yazawa] in the Japanese 4 km cross-country Championships. He continued competing during his time at university, being one of the skiers of the so-called "Golden Age of Waseda". For the 1928 Winter Olympics he was he was initially considered a substitute, but when Gentaro Okamura suddenly died in 1927, he became a full member of the team.
|1928 Winter||Sankt Moritz||Cross Country Skiing||Men's 18 kilometres||Japan||JPN||32|
|1928 Winter||Sankt Moritz||Cross Country Skiing||Men's 50 kilometres||Japan||JPN||24|
|1928 Winter||Sankt Moritz||Cross Country Skiing||Japan||Final Standings||32||2-04:23|
|1928 Winter||Sankt Moritz||Cross Country Skiing||Japan||Final Standings||24||6-02:24||28:57||30||57:48||31||1-35:13||29||2-03:04||26||2-34:24||25||4-31:05||24||5-29:07||24|