Yokai Attack! In My Ninja Gaiden Dragon Sword?

That's a screen from DS title Ninja Gaiden Dragon Sword » 8/29/08 8:40am 8/29/08 8:40am. Maybe you've seen it, maybe not. It refers to a book on monsters called . That's a real book! Look, it exists — they wrote it. See, when Matt Alt (a "robot otaku") and Hiroko Yoda (a ) localized the game, they translated the original Japanese text and an…