Turn Lights Off:
On a night stage hold 'Start' for about two seconds.

Unlock Bonus Race:
Defeat ALL 16 racers to face Takumi Fujiwara on the last track and when you have defeated him you will unlock a race against Bunta (Takumi's Father) in Akina.

Music Select:
Select Time Attack or Story mode and at the 'Level Selection' screen press View to cycle through the songs which will be displayed at the bottom left corner of the screen.

Extra Points (Version 2 Only):
When you Win 3 consecutive times against a human opponent you get a 9,000 point bonus.