Quote Originally Posted by Masamunemaster View Post
There were four?
Onimusha: Warlords
Onimusha 2
Onimusha 3: Demon Siege
Onimusha: Dawn of Dreams (which IIRC is actually called Onimusha 4 in Japan)

There's also Genma Onimusha for Xbox, which is an enhanced version of the first, and Onimusha Blade Warriors, a sub-par fighting game. Oh, and Onimusha Tactics for GBA, which is an SRPG.