Tuxedo Gin(タキシード銀Takishiido Gin) is a romantic comedy manga series by Tokihiko Matsuura. It was published by Shogakukan in Shōnen Sunday from 1997 to 2000 and collected in 15 bound volumes. It is published North America in English by Viz Communications. The series is about a teenaged boxer named Ginji Kusanagi who is reincarnated as a penguin in order to be close to the girl he likes.