Toru Shinohara, born in Niihama, Ehime, made his mark in the 1970s as a writer for the influential Female Prisoner 701: Scorpion (1972) series. His storytelling crafted the fierce and resilient characters that define the genre, particularly through the titular character's struggles in Female Prisoner Scorpion: Jailhouse 41 (1972) and Female Prisoner Scorpion: Beast Stable (1973). Shinohara's work not only highlights the plight of women in oppressive environments but also elevates the cult status of these films, making them essential viewing for fans of exploitation cinema.
Female Prisoner Scorpion: #701's Grudge Song
Nami Matsushima is found in a wedding chapel by police led by detective Hirose. They handcuff her, but she is able to escape. Kudo, a worker in a sex show club, rescues her. He is a radical with a history of problems with the police. One of the women from the sex show, who had unsuccessfully tried to seduce Kudo, finds Nami's handcuffs in Kudo's things, and informs the police. The police arrest and beat Kudo and then release and tail him back to Nami's hiding place. Nami is captured and sentenced to death. Just before her execution, Nami is allowed to escape by a warden who cooperating with the police to set up Nami. Nami is taken to a gallows outside the prison where Hirose plans to hang her. She beats Hirose and he ends up hanged instead of her. Nami kills Kudo.[2]