Tsubaki is an undercover investigator who infiltrated the Soga gang to destroy the headquarters, the Shintou Group, as a whole. His plans came to a halt when the successor of the Soga gang, Kajiro, saw right...

Four years ago, Souda Gin and Hanai Kosuke worked a case together as two anti-organized crime police officers. Now they've both quit the force, Gin to become a private detective and Hanai to become a yakuza!...

Hanyuu wants nothing else but become a teacher who guides the students in life, yet fails the admission each time, not only that but is mistaken for a boy in his teens. Unexpectedly though he finally makes i...