Also known as: 铸币大头, Goofy_ahh_big_head
A Meme based on a screenshot of a 3D model of Mutsuki (Blue Archive) from Blue Archive that emphasizes her round face with a smug :3 expression.
The model was part of a collaboration event between Blue Archive and the airsoft gun manufacturer Tokyo Marui. For this event a VRChat world was created for the online convention Virtual Market 6 featuring various models of weapons and characters and a playable shooting minigame.