|Died:||Month of the Serpent of 1170 |
Kosoku refused to wear her family mon until she felt she had distinguished herself enough to bring honor to it.  She protected Isawa Mariko and Asako Fosu until their deaths.  Kosoku also died. 
External Links Edit
- Shiba Kosoku (Death at Koten)
The sources relating to this article are in conflict with each other.
|In Death at Koten comic book page 56 Kosoku was written Kosuko. --Oni no Pikachu 20:54, September 21, 2011 (UTC)|
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