Oyamada Mansumi

Oyamada Mansumi is a fictional character in the manga series of Shaman King. He is the president of large corporation and the husband of Oyamada Keiko and father of Oyamada Manta and Oyamada Mannoko.

Personality
He is a strict father who believes that parents must protect their children at any cost. He is not above hitting his son when he talks back to him, and is also prepared to force him back to America. But he still has high expectations of him and wants Manta to inherit his company. He is a bit of a romanticist and wishes to expand his company into space.

Anime/Manga Difference
In the anime Mansumi is not introduced or even known.