HomePeople Biography and filmographyKoji Yamaguchi Biography unavailable on TMDB. Movies (6)TV shows (0) Movies (6) Blade of the Immortal2017 Two-Headed Devil - You're the Culprit1995 Two-Headed Devil - Who is the True Culprit?1995 Love Letter1995 · Junior High School Teacher The Yen Family1988 · Poor student A Girl, She Is 100%1983 TV shows (0) No credits available.