henmere over 6 years ago Okabe Isaku is a Japanese military analyst. http://www.animenewsnetwork.com/encyclopedia/anime.php?id=4914&page=22 http://www.animenewsnetwork.com/encyclopedia/people.php?id=46578 He is also known as the author of these books: http://www.amazon.co.jp/dp/4499228530/ http://www.amazon.co.jp/dp/4499230241/ Updated over 6 years ago