Ouran High School Host Club (桜蘭高校ホスト部 [Ōran Kōkō Host Club])

Ouran High School Host Club (桜蘭高校ホスト部 [Ōran Kōkō Host Club]) is a 16-book series with 16 released primary works first released in 2003 with contributions by Bisco Hatori.