Championship - Winning a cup will unlock some new things.

Brake Street Complete Championship Race (Beginner)

Filter Grade - A Complete Enjoy Cup (Beginner)

Headlight Blue Complete 3 Door cup (Beginner)
Highspeed Class Complete all cups in Intermediate Class

Intermediate Class Complete all cups in Beginner's Class

Mazda RX-7 tune (FD3S) Get atleast a Great!, 20+ for max combo in Heights Mountain
Mazda RX-8 Complete Championship Race (Beginner)

Nissan 180SX S13 Complete Enjoy Cup (Beginner)
Nissan Silvia S14 Tune Complete the first race in drift mode.
Nissan Silvia tune (S15) Get atleast a Good!, 15+ for max combo in Downtown Street

Professional class Complete all cups in Highspeed Class

Toyota Celica LB TA27 Complete 3 Door cup (Beginner)