Films written by Yutaka Sō
Salome Tsunoda's Agony and Ball-Breaking
1976No ratings yet- No poster
- No poster
Aru aibu!! Zubunure
1979No ratings yet - No poster
Apartment Wife: Secret Research Society
1973No ratings yet 
Zeppin no akujo
1969No ratings yet- No poster
Attachment of a Virgin
1967No ratings yet 
Monzetsu kôkyû toruko: Jun nama arai
1977No ratings yet- No poster
Groper Express: Coming Soon
1978No ratings yet - No poster
Japanese Night Crawl Festival
1977No ratings yet 
Inhuman Man-Killing Goddess
1969No ratings yet
The Secret Story of the Onsen Geisha: Wet Pillow
1969No ratings yet
Virgin Thieves
1971No ratings yet- No poster
Groper Bullet Train
1982No ratings yet - No poster
Japanese Pornography: Kawachi's Erotic Widows
1978No ratings yet 
Shiofuki jô-ô
1975No ratings yet
Jitsuroku: Maruhi tsûkin chijo nikki
1976No ratings yet- No poster
Sexy Partners
1967No ratings yet 
History of Japanese Evil and Hatred
1977No ratings yet
Office Lady at Night: Tongue Licking
1981No ratings yet- No poster
Shameful Technique
1967No ratings yet