Also known as: 天塚先輩
Minor character appearing in Fate/Grand Order's Id (Fate/Grand Order) chapter as a resident of Pseudo-Tokyo. He appears as one of Fujimaru Ritsuka's upperclassmen and is known as Amatsuka-senpai. His name is a pun on Wolfgang Amadeus Mozart (Fate), who is he is based on.
He appears wearing the Pseudo-Tokyo School Uniform.