Yondaime Ooyamato Tatsuyuki

Tatsuyuki is the reluctant young master of a Yakuza group. He would rather spend his days playing around than learning the ropes of his family’s dubious business. When his caretaker sends him off to a branch office in Fukuoka, the recently heartbroken Tatsuyuki finds himself in a weirder situation than he would have ever expected.
(Source: MU)