We dont have a biography for Ryoichi Sato
1982Young Girls' Holding Cell as Weak teacher A
1982Zoom Up: Seiko's Thigh as Unknown
1981Lady Caligula in Tokyo as Kou (voice)
1981Tanshin funin jōji no himitsu as The Man in Coat
1980From the Back or From the Front as Unknown
1980Nokezoru onna as Prison Guard
1980Climax! Okasareru hanayome as Punk C
1980Blazing Bondage Lady as Kuroshima
1980Akai Tôri-ame as Policeman
1980White Uniform in Rope Hell as Yamaguchi
1980Joshidaisei no kokuhaku: Akai yûwakusha as Haruko's Lover
1979Star of David: Beauty Hunting as Unknown
1979The Man Who Stole the Sun as Unknown
1979Zoom Up: Rape Site as Thug
1979Apartment Wife: Target Bedroom as Worker 3
1979Ryōjoku: Komasu as Visitor 1
1979Pink Tush Girl: Love Attack as Kusaka
1979Female Teacher: Dirty Rumor as Unknown
1979The Woman with Red Hair as Worker
1979Angel Guts: Red Classroom as Engineer
1978Hawaiian Love: Dangerous Honeymoon as Uganda
1978Rope Hell as 高田
1978Hateshinaki zecchô as The Man A
1977Apartment Wife: Violated Skin as Paper exchanger
1977Secret Honeymoon: Assault Train as Policeman
1977Being Assaulted as Minoru
1977Showtime as Yakuza B
1977Fairy in a Cage as Military policeman C
1977Girl’s Pleasure: Man Hunting as Unknown
1977Tissue Paper By the Geisha's Pillow as Tough-looking Man B
1976International Stewardess: Erotic Flight as Secretary for Minister
1976Inran'na kankei as The Visitor with Tatoo
1975Hostess Confidential: Three Juicy Sisters as Yôhei Satomi
1975Light of Africa as Unknown
1975True Story of a Woman in Jail: Sex Hell as Unknown
1975Teenagers' Sex Journal '75 as Bartender
1974Blitz!! Strada 5 (1 Episode) as Unknown
1974Damp Bank Notes as Tomiyo's lover
1973New Eros Schedule Book Concubine Secrets: Sexual Technique Education as Unknown
1973Lovers Are Wet as Unknown
1972The Naked Seven as Unknown
1972Burning Skin as Detective B
1970Women Smell of Night as Unknown
1970Records of Bloodshed as Unknown
1970Midnight Virgin as Unknown
1966Fighting Elegy as Unknown
1966Cash Calls Hell as Unknown