Desc: Hei no naka no chûgakkô: Directed by Makoto Kiyohiro. With Seiji Chihara, Isao Hashizume, Takuzô Kadono, Akio Kaneda. "Hei no Naka no Chuugakou" centers around Asahi Junior High School, which is located within Nagano Matsumoto Boy's prison in Matsumoto City, Nagano Prefecture - the only public school in Japan that is located inside a prison. The school's students are all prisoners ranging in age from 20-70. The students are carefully selected after taking an entrance exam and being selected by the school's admission board.