Genma Onimusha is an action-adventure, survival horror game for the Microsoft XBox released in 2002. It is produced by Capcom.

Long ago in the days of darkness and magic strange things are occurring ina hillside castle surrounded by the warringchaos of powerhungry warlords. People are disappearing and the noble Princess Yuki fears for her future. One lone swordsman, Samanosuke heeds the princesses call for help and rushes to her side, only to find she has mysteriously vanished. Outside thefortress walls, enemy troops are attacking the castle and now Samanosuke must stand by his vow to avenge the princess and defeat legion of demon warriors.