| Slot Machine |  Penny Royale | 2004 | IGT International Game Technologies Reno, NV, USA |
| Slot Machine | Penny Time | 2004 | IGT International Game Technologies Reno, NV, USA |
| Slot Machine | Penny Wishes | 2004 | IGT International Game Technologies Reno, NV, USA |
| Slot Machine | Pennypallousa | 2004 | IGT International Game Technologies Reno, NV, USA |
| Arcade Video game |  Percussion Freaks 10thMIX | 2004 | Konami Corp. Japan |
| Arcade Video game | Percussion Freaks Kids Planet | 2004 | Konami Corp. Japan |
| Arcade Video game | Percussion Master | 2004 | IGS Co., Ltd. International Game System |
| Slot Machine | Perfect Cents | 2004 | IGT International Game Technologies Reno, NV, USA |
| PC/MS-Windows CD | Perimeter | 2004 | Codemasters Soft. Co., Ltd., The 015026 |
| Slot Machine | Persian Palace | 2004 | IGT International Game Technologies Reno, NV, USA |
| Video Slot Machine | Persian Princess Video Slot | 2004 | IGT International Game Technologies Reno, NV, USA |
| Slot Machine | Persian Treasure | 2004 | IGT International Game Technologies Reno, NV, USA |
| Sega Pico game | Pet to Issho ni Tanoshiku Asobo - Pasokon Pico Model HPC-6144 | 2004 | SEGA Toys |
| Nintendo GBA cart. | Peter Pan - The Motion Picture Event Model AGB-BPTP | 2004 | Atari Interactive, Inc. |
| Slot Machine | Phantasmic | 2004 | Konami Gaming, Inc. Las Vegas, NV, USA |
| Nintendo GameCube disc | Phantasy Star Online - Episode I & II Plus | 2004 | SEGA of America, Inc. San Francisco, CA, USA |
| Nintendo GameCube disc | Phantasy Star Online Episode III - C.A.R.D. Revolution Model DOL-GPSE-USA | 2004 | SEGA Corp. |
| Medal mechanical game | Phantom Ship Slant Pusher Series | 2004 | NAMCO, Ltd. Japan |
| MSX Turbo-R disk | Phi Hb | 2004 | Unknown Japan |
| Medal video game | Phoenix 7 | 2004 | Unknown Korea |
| Slot Machine | Phoenix Gold | 2004 | Barcrest USA IGT Group USA |
| Video Slot Machine | Phoenix Gold Video Slot | 2004 | Barcrest USA IGT Group USA |
| Arcade Video game | Photo Play 2004 | 2004 | Fun World |
| Arcade Video game | Photo Play Spirit Xtreme | 2004 | Fun World |
| Nintendo GBA cart. | Pia Carrot he Youkoso!! 3.3 Model AGB-BP3J-JPN | 2004 | Nec InterChannel, Ltd. Japan |
| Pachinko | Pichan Land Model V | 2004 | Masamura Corp. |
| Takara e-Kara cart. | Pichi Pichi Pitch Karaoke Party 2 Model A-8 | 2004 | Takara Co., Ltd. Japan |
| Takara e-Kara cart. | Pichi Pichi Pitch Karaoke Party Model A-5 | 2004 | Takara Co., Ltd. Japan |
| Takara e-Kara cart. | Pichi Pichi Pitch Pure Chapter 1 Model A-4 | 2004 | Takara Co., Ltd. Japan |
| Takara e-Kara cart. | Pichi Pichi Pitch Pure Chapter 2 Model A-6 | 2004 | Takara Co., Ltd. Japan |
| Takara e-Kara cart. | Pichi Pichi Pitch Pure Chapter 3 Model A-7 | 2004 | Takara Co., Ltd. Japan |
| PC/MS-Windows CD | Pick Me, Honey! | 2004 | Trabulance |
| Slot Machine | Pick'em Poker | 2004 | IGT International Game Technologies Reno, NV, USA |
| Slot Machine | Pick-a-Pair Poker | 2004 | IGT International Game Technologies Reno, NV, USA |
| Slot Machine | Pick-N-Spin | 2004 | WMS Gaming, Inc. Chicago, IL, USA |
| Slot Machine | Picket Cents | 2004 | IGT International Game Technologies Reno, NV, USA |
| MSX cart. | Picture Puzzle Hb | 2004 | Karoshi Corp. |
| Pachislot | Pikagoro 2 | 2004 | Yamasa Japan |
| Nintendo GameCube disc | Pikmin 2 Model DOL-GPVE-USA | 2004 | Nintendo of America, Inc. USA 45496 |
| Nintendo GameCube disc | Pikmin 2 Model DOL-GPVJ-JPN | 2004 | Nintendo Co., Ltd. Japan |
