Katsurō Sakai

1967

• [ ] Pink Telephone (Yoshio) 

1968

• [ ] Absolutely Secret: Girl Torture (????) 
• [ ] Chikan no kisetsu (????) 

1969

• [ ] Onna yu monogatari (????) 
• [ ] Seika sôdan: Kanzen naru hinin (????) 
• [ ] Mibôjin geshuku (????) 

1970

• [ ] Onna-yu, onna-yu, onna-yu (????) 

1971

• [ ] Hentai-shiatsu-shi: Shikiyoku no kyôen (Peter) 
• [ ] Nedoko-tsuma (????) 

1972

• [ ] Onsen porno chitai (????) 
• [ ] Young sex: Rankô shori (????) 
• [ ] Jokosei hana hiraku 17-sai (????) 
• [ ] Ichiyazuma no Negoto (????) 
• [ ] Modern Infidelity Stories (Yokota) 
• [ ] Special Triangle Affair (????) 

1973

• [ ] Nippon sex Manyûki (????) 
• [ ] Secret High School Girl: After School Activity (????) 
• [ ] Kigeki onna yusôdô (????) 

1974

• [ ] Occult Sex (Mr. Tanaka) 
• [ ] Maruhi tsuiseki repôto: Shoya no seitai (????) 
• [ ] Poruno da yo! Zen'in shûgô: Maruhi waisetsu shûdan (????) 
• [ ] Onna yu hyakunen-shi (????) 

1975

• [ ] Blue Sukeban: Wet Uniform (????) 
• [ ] New Widow Boarding House: Back Room for Rent (????) 
• [ ] Molester Train (????) 
• [ ] Chikan ryôin chikatetsu (Sentaro Manabe) 
• [ ] Passionate Night Visit Secret Story (????) 
• [ ] Sweet Experience: Mistress Relationship (????) 
• [ ] Semi-dokyumento: Nippon chikan go jû-nen-shi (????) 
• [ ] Semi-dokyumento: Zoku nyotai no shinpi (????) 
• [ ] Female Eroticist: Encyclopedia of Love Affairs (Salesman) 

1976

• [ ] Cruel Bondage Picture Legend (Maeda) 
• [ ] Niizuma no wananaki (????) 
• [ ] Poruno repōto: Kinpatsu panma (Senkichi) 
• [ ] Toruko midare-bana (????) 
• [ ] Maruhi yobai: Goke korogashi (????) 

1977

• [ ] Cruel Torture (????) 
• [ ] Tōkyō neon chitai: Josei jishin de go shidō itashimasu (????) 
• [ ] Niizuma no nokezori (????) 
• [ ] Molester Physical Examination (????) 
• [ ] Semi-dokyumento: kankō basu - nure nure jakku (????) 
• [ ] Groper Night Train (Genzo Arata) 
• [ ] Bizarre Rose Slave (????) 
• [ ] Kill the Flower Bud! (????) 

1978

• [ ] Ekimae fudôsan: Bijo mo assenshimasu (????) 

1979

• [ ] Mibōjin geshuku: Norinige (????) 
• [ ] Nippon porno fudoki: Tsugaru hime matsuri (Ginjiro Ohira) 
• [ ] Queen of Gropers (????) 
• [ ] Cruel Document: Prostitution in a House (????) 
• [ ] Slippery Wife (????) 
• [ ] Hometown Porn Explorations: Groper Summer Festival (????) 

1980

• [ ] Jogakusei geshuku: Uredoki (????) 
• [ ] Semi document: Tsubo saguri (????) 
• [ ] Mibōjin geshuku: Hatsu nurashi (????) 
• [ ] Mibōjin geshuku: Anomichi kono michi oshiemasu (????) 
• [ ] The Japanese Tie Up (????) 
• [ ] Nawa de okasu (Yoshisaburo) 

1981

• [ ] Kōshoku hana densha (Takahashi) 
• [ ] Molester and the Female Teacher (????) 
• [ ] SM Seminar: Queen of Uniforms (????) 
• [ ] Sex Instruction: Deadly Pressure Point Torture (????) 
• [ ] Bizarre Bondage Wife (Father) 

1982

• [ ] Nure hada irezumi o shibaru (Zenji Suzuki) 

1983

• [ ] Shojo bôkô: Sakareta niku (????) 
• [ ] Binding the Tattooed Woman: Snake and Peony (????) 

1984

• [ ] Sanjigen tōshi: Sex ultra eye (Dr. Anano) 
• [ ] Eat the Young Fruit! (????) 
• [ ] A Rose for You (Haruki) 
• [ ] Groper Train: Wedding Capriccio (Daikichi Ohno) 

1985

• [ ] Secret Flesh Torture Rope (????) 
• [ ] Zetsukin gyaru: Yaruki munmun (Nihei Hirashim) 

1986

• [ ] Irezumi, ai, rabu (????) 
• [ ] Homocula likes white blood, aim for the eyes (Okami) 
• [ ] Seifuku kankin bôkô (????) 
• [ ] Bondage Dance (Kujo Seiji, a tattooist) 

1989

• [ ] Shining Boy (????) 
• [ ] Kimi to boku (????) 
• [ ] Groper Train: Tingling Deep Inside (????) 
• [ ] Kezorima (Tamakin) 

1990

• [ ] Groper Train: Hold It Down and Leave (????) 

1984

• [ ] Eat the Young Fruit! (Director) 
• [ ] There is a Demon in the Man's House (Director) 

1986

• [ ] Homocula likes white blood, aim for the eyes (Director) 

1984

• [ ] Eat the Young Fruit! (Music) 
• [ ] There is a Demon in the Man's House (Music) 

1984

• [ ] There is a Demon in the Man's House (Screenplay) 

1986

• [ ] Homocula likes white blood, aim for the eyes (Screenplay)