Yancha Gal no Anjō-san (Japanese: やんちゃギャルの安城さん, Hepburn: Yancha Gyaru no Anjō-san, transl.: "Naughty Gyaru Anjō-san") is a Japanese manga series written and illustrated by Yūichi Katō. It has been serialized since August 2017 in Shōnen Gahōsha's Young King magazine, and its chapters have been collected into ten tankōbon volumes.