Tenchu Shinobi Gaisen
# A B C D E F G H I J K L M N O P Q R S T U V W X Y Z
Debug mode
Pause the game, then hold L1 + R2 and press Up, Triangle, Down, X, Left, Square, Right, Circle. Resume the game and press L2 + R2 to display the debug menu at any time.
Carry more items
At the item selection screen, hold Triangle and press L1, R1, Up, Right, Down, Left to carry up to 30 items.
Increase each item by one
At the item selection screen, hold Triangle and press L1, R1, Up, Down, Right, Left.
Maximum power
Pause the game when having less than full power. Then, press L1, R1, Right, Down, Left, Up.
Bonus level
Beat the game with Rikimaru. Then the 2030 A.D. level will appear under the time attack option.
Extra languages
Beat the game to unlock a language selection on the options screen. This allows the dialogue to be displayed in Spanish and French.