Cheats for Tenchu: Stealth Assassins for PSX

At the item selection screen, hold L2 and press Left(2), Down(2), Square(2), Triangle, X. Then, one more of each item will be available every time this code is entered. For the European/Australian PAL version, hold L2 and press Square(2), Triangle(2), Right(2), Up, Right at the item selection screen.

At the item selection screen, hold L1 and press Left(2), Down(2), Square(2), Triangle, Square. For the European/Australian PAL version, hold R2 and press Square(2), Triangle(2), Right(2), Up, Down at the item selection screen.

Select a character, then at the next screen (mission select), hold L1 and press Left(2), Down(2), Square(2), Triangle, Circle. Note: Japanese voice effects will start after the first level; the narrative will remain in English. For the European/Australian PAL version, hold L1 and press Square(2), Triangle(2), Right (2), Up, Down at that screen.

Select a character, then at the next screen (mission select), hold R2 and press Left(2), Down(2), Square(2), Triangle, Square. For the European/Australian PAL version, hold R1 and Square(2), Triangle(2), Right(2), Up, Right at that screen.

Pause the game, then hold L1 + R2 and press Up, Triangle, Down, X, Left, Square, Right, Circle. Release L1 + R2 and press L1, R1, L2, R2. Wait a moment, then press Start followed by L2 + R2. A debug menu that allows invincibility, secret weapons, enemy summoning, toggle enemy AI, FMV sequence skip, and other effects will now appear. The following may also done with the debug menu:

Frame by frame

Enable any debug option, then pause the game and tap Select to move through the 
game frame by frame. 

Two player mode

To set the game in two player mode, use the "Enemy" option to select any 
opponent. Then, select the "Pad-2" option to enable a second player. Keep moving 
away from the newly created player until a question mark appears near the health 
bar. Run back towards the newly created player. Both controllers may now be used 
to play the game in two player mode. Note: If either player leaves the screen, 
the second player will be cancelled.

The followins a list of the weapons that can be obtained in debug mode. NOTE: The American version retains Japanese names for the weapons.

Japanese name	English Translation

Shuriken		Standard Shuriken
Smoke		Standard Smoke Bomb
Makibisi		Standard Caltrops
Fire		Standard Grenade
Jiai		Standard Mine
Kusuri		Standard Health Potion
Kaginawa		Standard Ninja Rope
Gun		Gun (quite deadly)
Yumi		Arrows (also deadly)
Kaen		Fire (useless?)
Dokudango		Standard Poison Rice
Rikimarukochan	Shadow Decoy
Gosikimai		Standard Colored Rice
Happou		Super Shuriken
Ninken		Attack Dog
Nemurigusuri	Sleeping Potion
Kaengeki		Fire Breathing Scroll
Kawarimi		Resurrection Leaf
Goshinfuda		Protection Amulet
Manebue		Animal Call
Hensin		Chameleon Scroll
Shinsoku		Lightfoot Scroll
Lightning Bolt	Lightning Bolt
The World		Teleportation

(:NOTE: LIGHTNING BOLT is what lord Mei-oh uses on level 10)

Enter the water, go into debug mode, and reset to the beginning of the level. Your legs will be missing. To get your legs back, go in the water again and go out as usual, or blow yourself up.

Select either Rickimaru or Ayame, then successfully complete any level without being spotted or killing innocent people. If done correctly, a "Grandmaster" screen will appear after the level is completed. To use the alternate costumes, start the next level. When the item screen appears, look to the far right. If the object that appeared on the "Grandmaster" screen is available, select it to give Rikimaru or Ayame a new set of clothes.