Onimusha 3: Demon Siege Easy difficulty: Lose twice on Normal. Hard difficulty: You must beat the game on Normal. Critical (Issen) mode: You must beat the game on Hard. Oni Hard mode: You must beat the game in Critical (Issen) mode. Genma Puzzle game: You must solve all puzzles in the game. Secret Training mode game: Finish the game and beat it on normal training mode. Oni Shooting game: Beat the game on Normal. Ultimate mode: Beat the Oni Shooting game. Adventures of Heihachi mode: With any difficulty beat the game. Original Onimusha swords: While beating the game acquire all 3 items from Phantom Realms. Then start a new game and play with all 3 swords from the original. Bishamon sword: Pick it up in the Phantom Realm in Honnouji or beat the game with Onimusha rank. Ako's Black Haori: Beat Issen/Oni training. Michelle's alternate costume: Beat the game on Normal. Michelle's second alternate costume: Play the game with a memory card inserted containing a saved game from Onimusha Blade Warriors or beat the game with Onimusha Rank. Jacques' alternate costume: With Jackques beat the game on normal or you can beat teh game with Samanusuke's alternate costume. Samanosuke's alternate costume: With Samanosuke beat the game on normal and get a high score. Or you can beat the game with Jacque's alternate costume. Panda costume: Play the game with a memory card inserted conataining a saved game from Onimusha Blade Warriors or Beat Secret Training mode. Alternate ending: Max out all seven Haori of Ako.