Select the "OutRun Challenge" option, enter the Gallery, and choose the "Enter Code" option to enter one of the following codes:

All missions
Enter "THEJOURNEY" as a case-sensitive code to unlock all missions.

All bonus tracks
Enter "TIMELESS" as a case-sensitive code to unlock all bonus tracks.

All reversed tracks
Enter "DESREVER" as a case-sensitive code to unlock all reversed tracks.

All cars
Enter "DREAMING" as a case-sensitive code to unlock all cars.

All cards
Enter "BIRTHDAY" as a case-sensitive code to unlock all cards.

All music
Enter "RADIOSEGA" as a case-sensitive code to unlock all music.

Original OutRun game
Enter "NINETEEN86" as a case-sensitive code to unlock the classic OutRun game. Alternately, successfully complete all courses in arcade mode. If done correctly, you will hear the "Sega" sound and the classic OutRun will now be available under the "Gallery"