Koshaku

Koshaku is a café located in Shibuya.

Description
Koshaku is a quaint café adjacent to several food establishments.

Black Dragon Arc
After running into Masato Tachibana, Hinata Tachibana's father, Takemichi Hanagaki follows him into Koshaku, where they dine and discuss his relationship with the Tachibana family. Masato thanks Takemichi for urging Naoto Tachibana to follow his father's footsteps in becoming a police officer, then asks him a favor. He pleads with Takemichi to break up with Hina to debar her from harm caused by his delinquency. Takemichi is first apprehensive with his request, but later on breaks up with Hina at Umishita Park.