東立出版社
is a Japanese "seinen" manga series written and illustrated by Usamaru Furuya. It was serialized in Shinchosha's "Comic Bunch" magazine between May 26, 2006 and August 17, 2007, finishing at five volumes. CMX purchased the English rights but never released it due to the imprint's cancellation. It was released in French by Marvel Panini France (retitled as "Tokyo Magnitude 8"), and in Chinese by Tong Li Publishing.