Koji UmedaActing • JapanNo biography available.Known For6.2High School Teacher: Maturing19852.0Red Campus: Crazy After School1984Fan ClubNo Nerds have favorited Koji Umeda yet — be the first.All fan clubsFrom NerdspinFilmographyActor21985High School Teacher: MaturingFilmSchool Boy A★ 6.21984Red Campus: Crazy After SchoolFilmHaruo★ 2.0