Eiji Otsuka is a social critic and novelist. He graduated from college with a degree in anthropology, women's folklore, human sacrifice and post-war manga. In addition to his work with manga he is a critic, essayist, and author of several successful non-fiction books on Japanese popular and otaku sub-cultures. He writes the Multiple Personality Detective Psycho and The Kurosagi Corpse Delivery Service manga series. One of his first animation script works was Maho no Rouge Lipstick, an adult lolicon OVA. Otsuka was the editor for the bishojo lolicon manga series Petit Apple Pie. In the 80s, Otsuka was editor-in-chief of Manga Burikko, a leading women's manga magazine where he pioneered research on otaku sub-cultures in modern Japan. He has published a host of books and articles about the manga industry. The author lives in Tokyo, Japan.