Demon Slayer: Twin Breathing Styles

“Don’t worry. You and Genya can join us and become our Tsuguko. The two of us Hashira will stake our lives on your mother’s behalf. If your mother hurts anyone, the two of us will commit seppuku alongside you both.”

“Twin Breathing, Sixth Form: Secret Art, Twin Moons’ Death Knell!”

It wasn’t until the final battle at the Infinity Castle that Hanyu Yang came face-to-face with Tsugikuni Michikatsu, or rather, Upper Rank One, Kokushibo.

“We’re really alike. We both had a younger brother, and both died at our own hands!”