Ikuo Ryuuzaki and Danno Tatsuya are 2 orphaned boys who were looked after by a person they called 'sensei'. Following their sensei's brutal murder, the two vow to hunt down the killers and the police officers who neglected to properly investigate the case.... more>>

15 years later, Ryuuzaki is a police detective and Tatsuya has become the leader of a group of mobsters. Helping each other out behind the scenes, they strive to rise to the tops of their respective fields so that they may exact their vengeance. <<less

Hikaru Kago is a former yakuza roped into cooperation with the police through plea bargaining. Takaomi Togasawa is an elite cop who'd rather be doing desk work. ... more>>

Follow the improbable duo as they survive each day as protection officers in charge of yakuza victims or targets, and find out why their assignment is called "the last bureau before heaven"! <<less

Saitou Yuuichi, a young man without prospects, decides to kill himself at the turn of the year. However, a fateful encounter with a stranger named... more>> Mitsumune Sakutarou, who is his polar opposite, changes Yuuichi's future in a way he could never have imagined. <<less

The prototype one-shot of the author's magnum opus, Ouroboros, published in issue #44 of Weekly Young Jump in 2007.