| Nokia N-Gage card |  Bomberman | 2004 | Hudson Soft. Hudson Group Japan |
| Nintendo GameCube disc | Bomberman Jetters | 2004 | Majesco Sales, Inc. |
| Nintendo GBA cart. | Bomberman NES Classic + 8 Model AGB-FBMP | 2004 | Nintendo Co., Ltd. Japan |
| Medal video game | Bonanza III | 2004 | Amigogame Korea |
| Medal video game | Bong Bong | 2004 | Unknown Korea |
| Slot Machine | Bonus 5 Line Deluxe | 2004 | WMS Gaming, Inc. Chicago, IL, USA |
| Slot Machine | Bonus Bar XV | 2004 | Dyna Co., Ltd. Osaka, Japan |
| Slot Machine | Bonus Pokermania | 2004 | IGT International Game Technologies Reno, NV, USA |
| Slot Machine | Bonus Spin Z - Twin Jokers | 2004 | Aruze Corp. Japan |
| Slot Machine | Bonus Turbo Reelette | 2004 | IGT International Game Technologies Reno, NV, USA |
| Slot Machine | Boodles of Bread | 2004 | IGT International Game Technologies Reno, NV, USA |
| Medal video game | Boomerang | 2004 | Unknown Korea |
| Redemption mechanical game | Bopper Ball | 2004 | Team Play |
| Slot Machine | Boss | 2004 | Bally Wulff |
| Fruit Machine | Bottle Bank | 2004 | Vivid Gaming England |
| Nintendo GBA cart. | Bouken-ou Beet - Busters Road Model AGB-BOVJ | 2004 | Bandai Co., Ltd. Japan |
| Nintendo GBA cart. | Boukyaku no Senritsu - The Melody of Oblivion Model AGB-BBSJ-JPN | 2004 | Bandai Co., Ltd. Japan |
| Commodore C64 disk | Boulder Dash 01 Plus Hb | 2004 | Steiner, Matthias |
| Commodore C64 disk | Boulder Dash 02 Plus Hb | 2004 | Steiner, Matthias |
| Commodore C64 disk | Boulder Dash 03 Plus Hb | 2004 | Steiner, Matthias |
| Slot Machine | Bouncing Bucks | 2004 | WMS Gaming, Inc. Chicago, IL, USA |
| Slot Machine | Bovine Bucks | 2004 | Cadillac Jack Duluth, GA, USA |
| Apple II 5.25 disk | Box World Hb | 2004 | Tzvetkov, Ventzislav |
| Strength Tester | Boxer Cube | 2004 | Kalkomat Krakow, Poland |
| Strength Tester | Boxer Glove | 2004 | Kalkomat Krakow, Poland |
| Strength Tester | Boxer pre-Cube version | 2004 | Kalkomat Krakow, Poland |
| Slot Machine | Brasil Slingo | 2004 | IGT International Game Technologies Reno, NV, USA |
| LeapFrog Leapster cart. | Bratz World - The Jet Set | 2004 | LeapFrog |
| Slot Machine | Bravo for Centavos | 2004 | IGT International Game Technologies Reno, NV, USA |
| Slot Machine | Bread Maker | 2004 | IGT International Game Technologies Reno, NV, USA |
| Slot Machine | Bread Winner | 2004 | IGT International Game Technologies Reno, NV, USA |
| PC/MS-Windows CD | Breed | 2004 | CDV Soft. Ent. USA, Inc. |
| Atari Jaguar cart. | Brett Hull NHL Hockey Model J9021E | 2004 | B&C Computervision |
| Pachinko | Bruce Lee | 2004 | Takao Co., Ltd. Japan |
| Slot Machine | Bubba Claus | 2004 | IGT International Game Technologies Reno, NV, USA |
| Video Slot Machine | Buccaneer | 2004 | Aristocrat Leisure Industries Pty, Ltd. |
| Slot Machine | Buck Buck Goose | 2004 | IGT International Game Technologies Reno, NV, USA |
| Slot Machine | Buck Foo | 2004 | IGT International Game Technologies Reno, NV, USA |
| Slot Machine | Buckets O' Bucks | 2004 | IGT International Game Technologies Reno, NV, USA |
| Slot Machine | Buckmeister | 2004 | IGT International Game Technologies Reno, NV, USA |
