Gate 7

Gate 7 is a Japanese manga series written and illustrated by the manga artist group Clamp. It was originally published as a one-shot in December 2010, and later began serialization in the March 2011 issue of Shueisha's monthly shōnen manga magazine Jump Square. It concerns a young student who visits a shrine in Kyoto and meets a beautiful childlike female-looking warrior who invites him to fight... (Wikipedia)