| Slot Machine |  Rex Go | 2001 | Unknown Korea |
| Slot Machine | Rich Girl | 2001 | IGT International Game Technologies Reno, NV, USA |
| Slot Machine | Rich Rooster | 2001 | WMS Gaming, Inc. Chicago, IL, USA |
| Slot Machine | Rich Time II | 2001 | Unknown Korea |
| Slot Machine | Rich Time ver.2 | 2001 | Unknown Korea |
| Slot Machine | Rich Time ver.2a | 2001 | Unknown Korea |
| Slot Machine | Ripley's Believe it or Not Adventure in Trivia Model 254 | 2001 | Sigma Game, Inc. |
| Slot Machine | Rise to Riches | 2001 | Konami Gaming, Inc. Las Vegas, NV, USA |
| Slot Machine | River of Riches | 2001 | IGT International Game Technologies Reno, NV, USA |
| Slot Machine | Rose'n Jack 2003 | 2001 | Dyna Co., Ltd. Osaka, Japan |
| Slot Machine | Rotifull | 2001 | Unknown Korea |
| Slot Machine | Rototron Diamant Krone | 2001 | Bally Wulff |
| Slot Machine | Rototron Lanzelot | 2001 | Bally Wulff |
| Slot Machine | Rototron Monarch | 2001 | Bally Wulff |
| Slot Machine | Rototron Royal Risiko | 2001 | Bally Wulff |
| Slot Machine | Rototron Scooter | 2001 | Bally Wulff |
| Slot Machine | Rototron Super Mac | 2001 | Bally Wulff |
| Slot Machine | Rototron Surfer | 2001 | Bally Wulff |
| Slot Machine | Rototron Ultra Sun | 2001 | Bally Wulff |
| Slot Machine | Royal Godori Plus | 2001 | F2 System Seoul, Korea |
| Slot Machine | Royal Poker Plus | 2001 | F2 System Seoul, Korea |
| Slot Machine | Run for your Money | 2001 | Barcrest USA IGT Group USA |
| Slot Machine | S'mores | 2001 | IGT International Game Technologies Reno, NV, USA |
| Slot Machine | Sam | 2001 | Mega |
| Slot Machine | Santa Fe Lotto | 2001 | R. Franco Recreativos Franco Madrid, Spain |
| Slot Machine | Sea Dog | 2001 | Stargames, Ltd. Australia |
| Slot Machine | Secret of the Lost City | 2001 | WMS Gaming, Inc. Chicago, IL, USA |
| Slot Machine | Select High-Low CASINO | 2001 | Unknown Korea |
| Slot Machine | Select High-Low CASINO Two | 2001 | Unknown Korea |
| Slot Machine | Seven | 2001 | IGT International Game Technologies Reno, NV, USA |
| Slot Machine | Sizzling 7 Times Pay | 2001 | IGT International Game Technologies Reno, NV, USA |
| Slot Machine | Smart Robots | 2001 | AGI Austrian Gaming Industries Novomatic Group |
| Slot Machine | Space Raider | 2001 | Konami Gaming, Inc. Las Vegas, NV, USA |
| Slot Machine | Special Joker Fire | 2001 | Unknown Korea |
| Slot Machine | Spell Binder 3-Reel | 2001 | Barcrest USA IGT Group USA |
| Slot Machine | Spell Binder 5-Reel | 2001 | Barcrest USA IGT Group USA |
| Slot Machine | Spin Luck | 2001 | IGT International Game Technologies Reno, NV, USA |
| Slot Machine | Spindazzle | 2001 | IGT International Game Technologies Reno, NV, USA |
| Slot Machine | Star Fever | 2001 | Konami Gaming, Inc. Las Vegas, NV, USA |
| Slot Machine | Sticks & Stones | 2001 | Konami Gaming, Inc. Las Vegas, NV, USA |
