Mayu Shinjo is a Japanese manga artist. She debuted in 1994 in Shogakukan's Shōjo Comic with "Anata no Iro ni Somaritai". She continued writing for Shogakukan until 2007, with her works appearing in both Shōjo Comic and their other magazine Cheese!. She left the company to go freelance citing a dispute over working conditions and abusive treatment by her editor.

Ai Ore! is a Japanese manga series by Mayu Shinjo. It was adapted into a live action film in 2012.