Easter Egg - Change the Sega intro | |
| If you start the GBA with Jet Grind Radio and continuously press the A button until the Sega logo appears you will hear a person scream the word Sega instead of the normal longer chorus. | |
Unlockable - Unlock Professor K as playable character | |
| Play through the game (beat ''Final Stage'') and save the game. From now on Professor K from Jet Set Radio can be chosen as a playable character. He is located between Garam and Beat on the character selection screen (you can't see him dancing like the other characters, only his picture appears). | |
Unlockable - Unlock the Love Shockers | |
| Get a Jet ranking on all Shibuya-Cho levels. | |
Unlockable - Unlock the Noise Tanks | |
| Get a Jet ranking on all Benten-Cho levels. | |
Unlockable - Unlock Poison Jam | |
| Beat all Kogane-Cho levels with a Jet ranking | |
