It's starting to take less and less to trigger a life-changing reincarnation flashback huh?
I'm not going to gatekeep, but "First Year College Student Studying Humanities Japanese Girl Military Gamer Otaku Chuuni with Machining and Engineering experience" sounds like one of the least probable combinations of characteristics possible. Unless Japan's definition of the Humanities is fucking off.
Let's not bring up what Guam probably thinks of Japan by the way...