Once, Kawate was an employee at the Japanese game company FromSoftware. Then a war began, and he and a few others died. They woke up in a game they worked on, Armored Core MoA. The former employees became Ravens, mercenaries who pilot Armored Cores. He loves FromSoftware and the Karasawa laser rifle, which was named after an employee of the same name. Kawate's AC, Highlander, is a midweight two-legged AC equipped with a missile launcher, back magazine, the KARASAWA laser rifle and a laser blade.