Get the Bishamon Sword

Complete all levels of the Dark Realm. Destroy all monsters on the 20th level, then open the treasure box to recieve the Bishamon Ocarina. In the area past the 2nd Marcellus boss fight, use the Ocarina on the bone door. Head inside and recieve the Bishamon sword, a weapon with infinite magic which will kill any monster in one slash, except for bosses.

The 2nd Time is a Cinch

Complete all 12 levels of the Oni Spirits mini-game to unlock a new gameplay option which will allow you to start a regular game with a large armory. You will recieve the following: The Bishamon Sword, unlimited Arrows and Bullets, and 99 Soul Absorbers. Also, any magic you cast will automatically respawn after an attack.

Unlock Oni Spirits Mini-Game

Collect all 20 Flourites and complete the game. This will unlock the mini-game Oni Spirits. To find each Flourite, read the Flourites section.

Onimusha 2 Trailer

Complete the game on any difficulty. Then go to the Main menu and select the Special Feature to view the preview footage of Onimusha: Warlords 2.

Unlock the Panda Suit

Collect 10 or more Flourites during the game, and then complete it. When you restart the game select Samanosuke-Extra. During gameplay, use L2 to put the head on or take it off.

All 20 Flourites

To help you find the Flourites you should first get the Vision Staff. It is found near the Bishamon shrine in the West Area. The staff makes the Flourites shine, which makes them much easier to find. Here is were all the Flourites are located: 1. In a small alcove with brown doors near the Seiryu in the Under Temple area. 2. Right after the boss fight in the South area, break some urns and search the floor underneath. 3. In the Keep, after running into Kaede with Yumemaru, you'll discover the Flourite in a little cupboard over the treasure box near the stairs. 4. On the upper level of the Keep, through the room just past the red door on the catwalk. Go through to the next room and get the Flourite under the stairs near the treasure box. 5. In the upper area of the Keep, you will find a Flourite across from Volume two of the Seiryu right after the scene where Tokichiru leaves. 6. Underground in the Keep, head down the second hall of glass-encased red samurai. You'll find the Flourite in the left corner near the last samurai. 7. In the Keep Underground, discover a Flourite inside the iron maiden. This is in the same room where you get the Blue Key. 8. In the West Area, when playing as Kaede, use the Gear to enter the secret room. Right front of the Buddha statue is a Flourite. 9. While playing as Kaede in the West Area, you will step into a burning room. Go through the door left of this entrance to a narrow staircase. Near the staircase in a bunch of barrels, you'll find the Flourite. 10. In the West area, you'll find a Flourite right outside the door when using the Vision Staff. 11. In the West area, find a Flourite on the hill with the sled just outside the castle. 12. In the West Area, you'll find a Flourite blinking on the path way to the room with the statue, which was where you got the Matchlock. 13. In the East Area using Samanosuke, in the walkway around the bell, which is on top of the roof, theres a Flourite. 14. While playing as Samanosuke in the East Area, collect the Flourite on the pier right past the Magic Mirror room. 15. In the East Area, just when you begin playing as Kaede, you will enter a shrine right past the locked door you pick. A Flourite is on the floor to the right of the door. 16. While playing as Kaede in the East Area, climb a ladder in the bridge house Magic Mirror room. Wreck the crates here to get another Flourite. 17. In the East Area, while playing as Kaede, you can find another Flourite on top of a chest in the room where you get the final book of the Suzaku. 18. Sixth level of the Dark Realm. 19. Eleventh level of the Dark Realm. 20. Seventeenth level of the Dark Realm.

Unlock Easy Mode

There are two ways to unlock Easy Mode: 1. Complete the game 4 times. 2. If Osric defeats you 5 times or more, Easy Mode will be unlocked.