100 High School Girls: Secret Motel Report (女高生１００人（秘）モーテル白書) 49 years old

Roman Porno from 1975.

Credits

Name	Character
Tamaki Katsura
Rei Okamoto She was 15, now 33 years old	as Junko
Shinji Sōmai He was 27, 53 years old when he died
Yôko Asakura

Name	Department
Chūsei Sone as Director. He was 37 (76) years old when He died	Directing
Shinji Sōmai as Assistant Director. He was 27 (53) years old when He died	Directing
Shinji Sōmai as Screenplay. He was 27 (53) years old when He died	Writing
Keiji Kubota as Screenplay.	Writing