Masashi Wakamatsu has a Music Arrangement credit on Oyama no Taishou.
music arrangement
Music video / 1967
Music video / 1962
Music video / 1974
theme song arrangement
Music video / 1979
Music video / 1987
Music video / 1978
Music video / 1965
Music video / 1963
Music video / 1973
Music video / 1995
Music video / 1984
Music video / 1990
Music video / 1968