The Last Ninja

Speed control:
Press [Shift] + [Plus] to move faster and [Shift] + [Minus] to slow down.

Unlimited lives:
Load or reset the game, then execute the following BASIC command before running or restarting the program.

POKE 30855,165

Unlimited Ninja magic:
Load or reset the game, then execute the following BASIC command before running or restarting the program.

POKE 22085,197

255 smoke bombs:
Load or reset the game, then execute the following BASIC command before running or restarting the program.

POKE 1018,255

255 shurikens:
Load or reset the game, then execute the following BASIC command before running or restarting the program.

POKE 1019,255