| A.ku.mu |
| Earn a Jet ranking at Fortified Residential Zone. |
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| Beat |
| Defeat Beat in a street race. |
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| Boogie |
| Meet her in Kibogaoka Hill. |
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| Clutch |
| Follow DJ Professor K's instructions. |
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| Cube |
| Defeat the Noise Tanks At Sky-Dinosaurian Square, then go to the bottom of the Sewage Facility and defeat Cube in the City Rush. |
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| Doom Riders |
| Earn a Jet ranking at Dogenzaka Hill. |
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| Garam |
| Successfully complete his challenges and he will join you. |
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| Goji Rokkaku |
| Earn a Jet ranking at Rokkaku-Dai Heights. |
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| Immortals |
| Earn a Jet ranking in Skyscraper District and Pharaoh Park. |
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| Jazz |
| Go to the future site of Rokkaku Expo Stadium. Defeat Jazz at City Rush. |
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| Love Shockers |
| Earn a Jet ranking at Hikage Street. |
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| Noise Tank |
| Earn a Jet ranking at Highway Zero. |
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| NT-3000 |
| Earn a Jet ranking at Sky-Dinosaurium Square. |
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| Poison Jam |
| Earn a Jet rank in a test run at the Tokyo Underground Sewage Facility and at the bottom of Sewage Facility. |
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| Potts |
| Earn a Jet rank at Kibogaoka Hill. |
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| Rapid 99 |
| Earn a Jet rank at 99th Street. |
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| Rhyth |
| Go to the top of the Poison Jam warehouse in Rokkaku-dai Heights to find her the first time. Follow and find her two more times in the game. |
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| RoBoy |
| Earn a Jet rank at Chou Street. |
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| Soda |
| Defeat Soda in City Rush at Highway Zero. |
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| Suga |
| Get 32 spray cans at Chuo Street then jump off of the dinosaur. Suga will be at the bottom of the stairs. |
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| Zero |
| Beat Earn a Jet rank in a test run at Shibuya Terminal. |
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