Cheeky Angel (Japanese: 天使な小生意気, Hepburn: Tenshi na Konamaiki) is a Japanese manga series written and illustrated by Hiroyuki Nishimori. It was serialized in Shogakukan's shōnen manga magazine Weekly Shōnen Sunday from June 1999 to August 2003, with its chapters were collected in 20 tankōbon volumes. The story revolves around the adventures of 15-year-old schoolgirl Megumi Amatsuka, a popular and beautiful tomboy that always get into fights with a secret: she used to be a boy. A 50-episode anime television series adaptation by TMS Entertainment was broadcast on TV Tokyo between April 2002 and March 2003. In 2001, the manga won the 46th Shogakukan Manga Award for the shōnen category. Source: Wikipedia (en)