Vampire Knight (Japanese: ヴァンパイア騎士 (ナイト), Hepburn: Vanpaia Naito) is a Japanese manga series written by Matsuri Hino. It was serialized in Hakusensha's shōjo manga magazine LaLa from 2004 to 2013, with its chapters collected in nineteen tankōbon volumes. The manga series is licensed in English by Viz Media, who has released all nineteen volumes. The English adaptation premiered in the July 2006 issue of Viz's Shojo Beat magazine, with the collected volumes being published on a quarterly basis.