1969
A Woman's Bathhouse
(Unknown)
Hiden: Haragei 18-ban
(Unknown)
1968
Fujo Zansatsu
(Unknown)
Love Hotel
(Unknown)
1967
(Unknown)
1966
Niku no kusari
(Unknown)
1965
(Unknown)
Hot Night
(Unknown)
Nerawareta hada
(Unknown)
Yoru no itazura
Kôzô Ôyama
We don't currently have a biography for Gen Hirano
A Woman's Bathhouse
(Unknown)
Hiden: Haragei 18-ban
(Unknown)
Fujo Zansatsu
(Unknown)
Love Hotel
(Unknown)
(Unknown)
Niku no kusari
(Unknown)
(Unknown)
Hot Night
(Unknown)
Nerawareta hada
(Unknown)
Yoru no itazura
Kôzô Ôyama