Mayuri Shiina

Mayuri Shiina (椎名 まゆり, Shiina Mayuri), also known as Mayushii☆, is Rintaro Okabe's childhood friend, a part-time worker at MayQueen+Nyan² and a member of the Future Gadget Laboratory. She is a fan of cute things, like the Upas from the in-universe RaiNet Kakeru series, an avid cosplay maker and a friend of Luka Urushibara and Faris NyanNyan.