Takashi Matsuyama (松山 鷹志, Matsuyama Takashi) is a Japanese actor and voice actor. He played Takeo Saeki in The Grudge, Morimichi Sugita in Kamen Rider Kuuga and Mamoru Satake in Zipang.
Source: “Takashi Matsuyama (actor)”, English Wikipedia (CC BY-SA 4.0), excerpt
