Hakkenden: Eight Dogs of the East

When their village was wiped out five years ago, only Shino Inuzuka, Sosuke Inukawa, and the girl Hamaji, who was raised as if she were their sister, survived. And both men inexplicably have the same peony-shaped birthmark. Genpachi Inukai and Kobungo Inuta were raised hundreds of miles away as foster brothers, but they too share the same birthmark...