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Ultraman Wiki

Sandayu Dokumamushi (毒蝮三太夫 Dokumamushi Sandayuu), born Iyoshi Ishii (石井伊吉 Ishii Iyoshi)​, is a Japanese actor. He portrayed Daisuke Arashi in Ultraman and Shigeru Furuhashi in Ultraseven.

He has been a radio personality on the Tokyo Broadcasting System (TBS) since October 6, 1969. His radio program is famous for vulgar language and is popular with an older audience.[1] He is nicknamed Mamu-chan (まむちゃん Mamu-chan), Viper/Mamushi (まむし Mamushi), and Mr. Viper/Mamushi-san (まむしさん Mamushi-san).


Year Title Role Notes
1966 The Birth of Ultraman Daisuke Arashi
1967 Ultraseven Shigeru Furuhashi
1990 Ultra Q The Movie: Legend of the Stars Detective
1994 Ultraseven - Operation: Solar Energy Shigeru Furuhashi
Ultraseven - Planet of the Earthlings
1996 Revive! Ultraman Daisuke Arashi Voiced stock footage
Ultraman Zearth Reporter
1997 Ultraman Zearth 2: Superhuman Big Battle - Light and Shadow
1998 Ultraseven 30th Anniversary Memorial Trilogy Shigeru Furuhashi
1999 Ultraseven: The Final Chapters
2001 Ultraman Cosmos: The First Contact Reporter
2005 Ultraman Max Security Guard Episode 33 "Welcome! To the Earth: Part 1: The Science of the Planet Baltan"
Credited as Old Man