Official Case

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The Official Case series is a set of limited-edition replacement Dreamcast shells, manufactured by Sega and sold exclusively in Japan.

Physical scans

JP (Crystal Black)
Cover

JP (Crystal Blue)
Cover

Sega Dreamcast
Topics	Technical specifications (Hardware comparison) \| History (Development \| Release \| Decline and legacy \| Internet) \| List of games \| Magazine articles \| Promotional material \| Merchandise
Hardware	Japan (Special) \| Western Europe \| Eastern Europe \| North America \| Asia \| South America \| Australasia \| Africa
Add-ons	Dreamcast Karaoke \| Dreameye
Controllers	Controller \| Arcade Stick \| Fishing Controller \| Gun (Dream Blaster) \| Race Controller \| Maracas Controller (Third-party) \| Twin Stick \| Keyboard \| Mouse \| Third-party
Controller Add-ons	Jump Pack (Third-party) \| Microphone \| VMU (4x Memory Card \| Third-party)
Development Hardware	Dev.Box \| Controller Box \| Controller Function Checker \| Sound Box \| GD-Writer \| C1/C2 Checker \| Dev.Cas \| GD-ROM Duplicator
Online Services/Add-ons	Dreamarena \| SegaNet \| WebTV for Dreamcast \| Modem \| Modular Cable \| Modular Extension Cable \| Broadband Adapter \| Dreamphone
Connector Cables	Onsei Setsuzoku Cable \| RF Adapter \| Scart Cable \| S Tanshi Cable \| Stereo AV Cable \| VGA Box Dreamcast MIDI Interface Cable \| Neo Geo Pocket/Dreamcast Setsuzoku Cable \| Taisen Cable
Misc. Hardware	Action Replay CDX \| Code Breaker \| Kiosk \| MP3 DC \| MP3 DC Audio Player \| Official Case \| Treamcast
Third-party accessories	Controllers \| Controller converters \| Miscellaneous
Unreleased Accessories	DVD Player \| Zip Drive \| Swatch Access for Dreamcast \| VMU MP3 Player
Arcade Variants	NAOMI \| Atomiswave \| Sega Aurora