Bomberman GB (Japan) Cheats

Bomberman GB (Japan) One-Player Battle Mode
To access Battle Mode without a link cable, enter the password 5656.

Bomberman GB (Japan) Sound Test
Enter the password 2145 to access the sound test.

Bomberman GB (Japan) Start with All Power-ups
Enter the password 4622 at the password screen to begin the game with all of the power-ups.

Bomberman GB (Japan) Passwords

Level  Password1      85662      96343      16374      03205      65246      32607      47838      5472

Bomberman GB (Japan) Lose one Life
If you push the select button you will lose one life. So make sure you don't do that.