Hana no Akuta
Series timeline 1) Yakuza-sama no Omocha (Main story) (Ogiwara meets and falls for the yakuza head Saki) 2) Koyoi wa Tengoku (Sequel) (Ogiwara and Saki’s dating life) 3)Hana no Akuta (Spin-Off) (Undercover investigator Tsubaki and the yakuza heir Kajiro) -------------- 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 then successor of the Soga gang, Kajiro, saw right through Tsubaki. Rather than throw him out to the dogs, Kajiro let him determine his outcome. Meanwhile, Tsubaki finds out that the Senior Superintendent of the police department and the then head of the Soga gang were in collusion, driving Tsubaki to kill them both in a spontaneous frenzy.
Koyoi wa Tengoku