Good Luck! Ninomiya-kun is a Japanese light novel series by Daisuke Suzuki, with illustrations by Kyōrin Takanae. The light novel started serialization in Monthly Dragon Magazine in April 2005, published by Fujimi Shobo. A manga adaptation was being serialized in the shōnen manga magazine Monthly Dragon Age. An anime adaptation by AIC Spirits first aired in Japan on October 4, 2007. Two radio dramas for the series have been broadcast.
