Eiji Matsumoto - is a video game writer. Eiji Matsumoto began his career in 1999 and has worked for companies such as FromSoftware and Agetec. Eiji Matsumoto's first game was Armored Core: Master of Arena which was released 25 years ago. Best Game Eiji Matsumoto contributed to was Armored Core: Master of Arena. Eiji Matsumoto's latest work is Armored Core: Master of Arena which was released 25 years ago.