RE Amemiya Car Co Ltd is an automotive tuning company from Tomisato, Chiba Prefecture, Japan founded by Isami Amemiya. Amemiya has made a name for himself tuning rotary engines since 1974 and has become a pioneer in tuning rotary-powered Mazdas. Thirty years later, first on the street and later in the Super GT series, Amemiya has left its mark in the tuning and motorsports worlds for rotaries.