Aero Dancing: Featuring Blue Impulse
Dreamcast

Exhibition Mode:

Beat all 20 Blue Impulse Missions to earn the Exhibition Mode. In this mode, you can select from various new maneuvers.
5-6 Formation:

Complete all 8 Sky Mission Attacks to earn the option to fly a 5 jet formation or 6 jet formation in the Free Flight mode.
Extra Options:

Enter TASCAS as your name. Now go to the Options menu and choose the "Special" option for HUD, Cockpit, and Player Assist.
 
 

Thanks to Revolution readers Monty and Mackdad!