houmonka

As its first step, Sui-Feng stabs her enemy with Suzumebachi's blade. In addition to creating a rather deep wound, the attack leaves a butterfly-shaped stamp on the victim’s body. Spreading from the center of the wound, known as Hōmonka, this stamp becomes the target of Sui-Feng's second attack. If struck in the same spot that was hit the first time, the person will inevitably die, and thus illustrate "Death in Two Steps.