Katsurō Sakai

Groper Train: Hold It Down and Leave

1990

Kezorima

1989

Kimi to boku

1989

Shining Boy

1989

Groper Train: Tingling Deep Inside

1989

Homocula likes white blood, aim for the eyes

1986

Irezumi, ai, rabu

1986

Seifuku kankin bôkô

1986

Bondage Dance

1986

Zetsukin gyaru: Yaruki munmun

1985

Secret Flesh Torture Rope

1985

A Rose for You

1984

Sanjigen tōshi: Sex ultra eye

1984

Eat the Young Fruit!

1984

Groper Train: Wedding Capriccio

1984

Shojo bôkô: Sakareta niku

1983

Binding the Tattooed Woman: Snake and Peony

1983

Nure hada irezumi o shibaru

1982

Molester and the Female Teacher

1981

Kōshoku hana densha

1981

SM Seminar: Queen of Uniforms

1981

Sex Instruction: Deadly Pressure Point Torture

1981

Bizarre Bondage Wife

1981

Mibōjin geshuku: Hatsu nurashi

1980

Semi document: Tsubo saguri

1980

Nawa de okasu

1980

Mibōjin geshuku: Anomichi kono michi oshiemasu

1980

Jogakusei geshuku: Uredoki

1980

The Japanese Tie Up

1980

Queen of Gropers

1979

Hometown Porn Explorations: Groper Summer Festival

1979

Mibōjin geshuku: Norinige

1979

Slippery Wife

1979

Cruel Document: Prostitution in a House

1979

Nippon porno fudoki: Tsugaru hime matsuri

1979

Ekimae fudôsan: Bijo mo assenshimasu

1978

Semi-dokyumento: kankō basu - nure nure jakku

1977

Tōkyō neon chitai: Josei jishin de go shidō itashimasu

1977

Kill the Flower Bud!

1977

Niizuma no nokezori

1977

Cruel Torture

1977

Molester Physical Examination

1977

Bizarre Rose Slave

1977

Groper Night Train

1977

Cruel Bondage Picture Legend

1976

Maruhi yobai: Goke korogashi

1976

Groper Ferry

1976

Niizuma no wananaki

1976

Toruko midare-bana

1976

Poruno repōto: Kinpatsu panma

1976

New Widow Boarding House: Back Room for Rent

1975

Chikan ryôin chikatetsu

1975

Passionate Night Visit Secret Story

1975

Blue Sukeban: Wet Uniform

1975

Semi-dokyumento: Zoku nyotai no shinpi

1975

Molester Train

1975

Semi-dokyumento: Nippon chikan go jû-nen-shi

1975

Female Eroticist: Encyclopedia of Love Affairs

1975

Môretsu poruno rettô

1975

Sweet Experience: Mistress Relationship

1975

Occult Sex

1974

Onna yu hyakunen-shi

1974

Poruno da yo! Zen'in shûgô: Maruhi waisetsu shûdan

1974

Maruhi tsuiseki repôto: Shoya no seitai

1974

Nippon sex Manyûki

1973

Secret High School Girl: After School Activity

1973

Kigeki onna yusôdô

1973

Jokosei hana hiraku 17-sai

1972

Modern Infidelity Stories

1972

Onsen porno chitai

1972

Young sex: Rankô shori

1972

Ichiyazuma no Negoto

1972

Special Triangle Affair

1972

Hentai-shiatsu-shi: Shikiyoku no kyôen

1971

Nedoko-tsuma

1971

Onna-yu, onna-yu, onna-yu

1970

Seika sôdan: Kanzen naru hinin

1969

Mibôjin geshuku

1969

Onna yu monogatari

1969

Chikan no kisetsu

1968

Absolutely Secret: Girl Torture

1968

Pink Telephone

1967