Here are some cheats and tips for the game Little Ninja Brothers.
Sound test:
Enter SOUND as a password.
Status Password
Chatzy Town QN27–H5T77X 74DF36 73X+Z3 23[Square]565CHQ-
Level 34 44[Diamond]GXX [Diamond][Triangle]KX542 LFCB+J
WR[Triangle]R2G S[Triangle]N5Y6 W5YHRX
Level 50 [Triangle]KTPQQ HNDPPX 7[Diamond]HPPB 7P[Diamond]NK
[Triangle] 7NPNB[Triangle] ZLPK[Triangle]B SQQ