Tags: Manga.
Gakkō no Kaidan (学校の階段 lit. The School’s Staircase) is a Japanese light novel series by Takaaki Kaima with illustrations by Amane Amahuku. The first novel in the series was released on January 30 2006 and a total of twelve volumes have been published by Enterbrain under their Famitsu Bunko publishing imprint when the series concluded on July 30 2009. A live action movie adaptation was directed by Hirosaka Sasaki and premiered in Japanese theaters on June 9 2007.