Competition: Married Couples Secret Technique (1976)
Original title: 夫婦秘戯くらべ
Competition: Married Couples Secret Technique is a 1976 Japanese-language comedy movie directed by Kazunari Takeda, with a running time of 1h 9m. It stars Junko Miyashita, Hōsei Komatsu and Kaori Taniguchi.
Inspired by a street interview about married sex life a TV food show host accidentally finds a way to help his little problem in bed.