Romeo Tanaka (田中 ロミオ, Tanaka Romio) is a male Japanese free artist and scenario writer for bishōjo games and adult games. At one time, he had attended the University of Tsukuba. In 2007, Tanaka started to write his first light novel series entitled Jinrui wa Suitaishimashita which is published by Shogakukan. He is notable for having a hand in the creation of Cross Channel and Yume Miru Kusuri, and co-authored the scenario for Key's game Rewrite.
Adult gamesChanter: Kimi no Uta ga Todoitara (by Terios, co-authorship)Cross Channel (by FlyingShine, scenario)Shinju no Yakata (by Meteor, scenario)Kana: Little Sister (by Digital Object, under pseudonym Yamada Hajime, scenario)Kazoku Keikaku (by Digital Object, under pseudonym Yamada Hajime, scenario)Otaku Masshigura (by Gindokei, scenario)Saihate no Ima, (by Xuse, scenario and planning)Setsuei (by Silver Bullet, supervision)Hoshi ni Negai o... (by Sky-High feat. Giga, planning)Yume Miru Kusuri: A Drug That Makes You Dream (by Rúf, co-authorship and supervision)All-age gamesI/O (by Regista, supervision)Natsu Yume Yowa (by KID, Kotori scenario)Pizzicato Polka: Enishi Kusari Utsutsu Yoru (by KID, scenario)Rewrite (by Key, co-authorship and scenario framework)Shōjotachi wa Kōya o Mezasu (by Minato Soft)Light novelsJinrui wa Suitaishimashita seriesJinrui wa Suitaishimashita (ISBN 978-4-09-451001-0)Jinrui wa Suitaishimashita 2 (ISBN 978-4-09-451044-7)Jinrui wa Suitaishimashita 3 (ISBN 978-4-09-451061-4)Jinrui wa Suitaishimashita 4 (ISBN 978-4-09-451104-8)Aura: Maryūinkōga Saigo no Tatakai (ISBN 978-4-09-451080-5)Shakunetsu no Kobayakawa-san (ISBN 978-4-09-451291-5) 
