The DreamOn series is a set of demo discs for the Sega Dreamcast, distributed in parts of Europe. They can be seen as a successor to the Sega Flash series for the Sega Saturn, as like the Sega Flash series, each disc contains a number of playable demos and watchable videos of upcoming video games.

Dream On Volume 22 is a disc distributed in Europe as part of the Dream On series of Sega Dreamcast demo discs. Volume 22 was the last in the series and was distributed with issue #21 of the UK Official Dreamcast Magazine, issue #x of Dreamcast: Le Magazine Officiel. and issue #19 of Revista Oficial Dreamcast.

Playable Demos :
- Jet Set Radio
- Metropolis Street Racer
- Ready 2 Rumble
- Toy Commander
- Sonic Adventure
- Virtua Tennis
- Space Channel 5
- Ultimate Fighting Championship
- Tony Hawk's Pro Skateboarding 2