Kōhei Miyauchi
From Dragon Ball Encyclopedia, the ''Dragon Ball'' wiki
Kōhei Miyauchi (宮内 幸平, Miyauchi Kōhei) (August 4, 1929 – June 2, 1995) was a Japanese voice actor born in Kagoshima Prefecture, Japan. He was born Takayuki Miyauchi (宮内 孝幸, Miyauchi Takayuki).
He voiced Muten Roshi in the Japanese dub of Dragon Ball and Dragon Ball Z (Episode 1 to Episode 260).
Death
On June 2, 1995, Miyauchi died on his hospital bed at the Nihon University Itabashi Hospital from abdominal varices. At the time of Miyauchi's death, he was represented by Aoni Production.