- Country: Japan
- Genres: N/A
- Release: 1968-07-01
- Director: Takae Shindo
- Writers: Akira Shirasaka
- Language: Japanese
- Stars: Akira Sakamoto , Yôko Mizusaki , Tatsuhiro Oka , Mari Aoki , Rie Sakurai , Mitsuo Watanabe
- Runtime: 72 min
- Awards: N/A
- AKA: Secret of Secrets , 秘中の秘 (Japan) , いろごと 秘中の秘 (Japan) , Irogoto: hichû no hi
- Plot: N/A
- IMDB:tt0256837
Irogoto: hichû no hi Cast
Takae Shindo
Director
Akira Sakamoto
Hisao Takasugi
Yôko Mizusaki
Yuki Nakagawa
Tatsuhiro Oka
Hyôgo
Mari Aoki
Kayo Tosaka
Rie Sakurai
Kazue Maeda
Mitsuo Watanabe
Shûsaku Yamano