The main instructor and senior at Kogan-Ryuu.
He demonstrated exceptional loyalty and obedience by remaining still as his master, Iwamoto Kogan, in a blind rage, struck him, causing the loss of most of his teeth. Every summer, he travels to other dojos to challenge them, reinforcing just how formidable the Kogan Ryuu style truly is.

ushimata gonzaemon
-
Fujiki Gennosuke
Main
A disciple of the Iwamoto Dojo of the Kogan style renound in the Noubi region. Fujiki follows the Kogan style religiously and is undoubtedly loyal to its sensei. He is unable to accept failure and works, without rest, to overcome any obstacle in his way. ...
-
Irako Seigen
Main
Irako Seigen is introduced as Fujikis opponent. He is a blind samurai with a very strange and terrifying sword technique....
-
Iku
Supporting
The concubine of Kogan. When she was younger she was consistently taunted with a Childrens Song and the masses fled at her approach. This public scorn only increased her dependence on her husband....
-
Iwamoto Mie
Supporting
She is the daughter of Kogan Iwamoto. The successor of the clan is supposed to marry her according to tradition.She was in love with Irako, but when he left her, she started to lose her sanity. In the end of manga, she killed herself....
-
Iwamoto Kogan
Supporting
Leader of the Koga clan who suffers from dementia, but tends to snap out of it from time to time, especially during the winter period. He is very cruel, skilled, and proud....
-
Kondou Suzunosuke
Supporting
A boy who wishes to learn the Kogan way of the sword.His severed head is found by Fujiki Gennosuke by the end of episode 7. It is later revealed to be the work of Irako Seigen....
-
Narrator
...








