A Girl & Her Guard Dog (Japanese: お嬢と番犬くん, Hepburn: Ojō to Banken-kun) is a Japanese manga series written and illustrated by Hatsuharu. It has been serialized in Kodansha's shōjo manga magazine Bessatsu Friend since December 2018, with its chapters collected into nine tankōbon volumes as of September 2023. An anime television series adaptation produced by Project No.9 aired from September to December 2023. A live-action film adaptation is set to premiere in March 2025.
