Jet Grind Radio - Gameboy Advance
Unlock The Noise Tanks:
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Get a Jet ranking on all Benten-Cho levels.
Unlock The Love Shockers:
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Get a Jet ranking on all Shibuya-Cho levels.
Unlock Professor K As Playable Character:
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Play through the game (beat ''Final Stage'') and save. Professor
K can now be chosen as a playable character. He is located between
Garam and Beat on the character selection screen although his image
is static.
Unlock Poison Jam:
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Beat all Kogane-Cho levels with a Jet ranking.
Change Sega Intro:
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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.