Please note VGF's cheat codes have relocated to the main page.
Saboteur Ninja
Level Passwords
Level 2: JONIN
Level 3: KIME
Level 4: KUJU KIRIR
Level 5: SAIMENJITSU
Level 6: GLENIN
Level 7: MI LU KATA
Level 8: DIM MAK
Level 9: SATORI
(Thanks to xgamingguru@hotmail.com)