User blog comment:Rtys8/FINALLY! We are back in the Red Night./@comment-16526045-20140621174053

Okay,so that's what's the special feature of Kannagiri is.

It's actually two blades in one.Misuzu had only used this once,it seems.

It was kinda useful in surprising Ira and wounding him in the face in Sword vs Fist.