| Kosodate Quiz My Angel 3 | Arcade | JP | 1998 |
| L.A. Machineguns | Arcade | ? | 1998 |
| Land Maker | Arcade | ? | 1998 |
| Linky Pipe | Arcade | ? | 1998 |
| Long Hu Zhengba | Arcade | CN | 1998 |
| Long Hu Zhengba 2 | Arcade | CN | 1998 |
| Luna Park | Arcade | ? | 1998 |
| Magic Card III Jackpot | Arcade | ? | 1998 |
| Magic Touch | Arcade | ? | 1998 |
| Magical Tetris Challenge | Arcade | ? | 1998 |
| Magical Truck Adventure | Arcade | ? | 1998 |
| Mahjong Gakuensai 2 | Arcade | JP | 1998 |
| Mahjong Gal-pri - World Gal-con Grandprix | Arcade | JP | 1998 |
| Mahjong Hanafuda Cosplay Tengoku 5 | Arcade | JP | 1998 |
| Mahjong Mogitate | Arcade | JP | 1998 |
| Mahjong Nenrikishu SP | Arcade | JP | 1998 |
| Mahjong Reach Ippatsu | Arcade | JP | 1998 |
| Manguan Caishen | Arcade | CN | 1998 |
| Maque Zhonghua Ernu | Arcade | TW | 1998 |
| Match '98 | Arcade | ? | 1998 |
| MegaTouch XL Super 5000 | Arcade | ? | 1998 |
| Megatouch 5 Tournament Edition | Arcade | ? | 1998 |
| Megatouch 5 Turnier Version | Arcade | ? | 1998 |
| Megatouch 6 | Arcade | ? | 1998 |
| Movie Card | Arcade | ? | 1998 |
| Multi 5 / New Multi Game 5 | Arcade | ? | 1998 |
| Multi Champ | Arcade | KR | 1998 |
| Multistar 5 | Arcade | ? | 1998 |
| NFL Blitz '99 | Arcade | ? | 1998 |
| Nagano Winter Olympics '98 | Arcade | ? | 1998 |
| Name Club Disney | Arcade | ? | 1998 |
| Neo Print - '98 NeoPri Best 44 | Arcade | JP | 1998 |
| Neo Print - Spring '98 | Arcade | ? | 1998 |
| New DongmulDongmul | Arcade | ? | 1998 |
| New HyperMan | Arcade | ? | 1998 |
| Odeon Twister | Arcade | ? | 1998 |
| Odeon Twister 2 | Arcade | ? | 1998 |
| Operation Tiger | Arcade | ? | 1998 |
| Operation Tiger Second Mission | Arcade | ? | 1998 |
| Oriental Legend Special / Xiyou Shi E Zhuan Super | Arcade | ? | 1998 |
| Oriental Legend Super / Xiyou Shi E Zhuan Super | Arcade | ? | 1998 |
| Othello Shiyouyo | Arcade | ? | 1998 |
| Pachinko Gindama Shoubu | Arcade | JP | 1998 |
| Pachinko Gindama Shoubu DX | Arcade | JP | 1998 |
| Pachinko Sexy Reaction | Arcade | JP | 1998 |
| Pasha Pasha 2 | Arcade | ? | 1998 |
| Photo Play 1998 | Arcade | ES | 1998 |
| Pili Shen Deng | Arcade | ? | 1998 |
| Pilot Kids | Arcade | ? | 1998 |
| Print Club 2 '98 Autumn Ver | Arcade | ? | 1998 |
| Print Club 2 '98 Spring Ver | Arcade | ? | 1998 |
| Print Club 2 '98 Summer Ver | Arcade | ? | 1998 |
| Print Club 2 Puffy | Arcade | ? | 1998 |
| Print Club Winnie-the-Pooh Vol. 3 | Arcade | ? | 1998 |
| Psychic Force 2012 | Arcade | ? | 1998 |
| Puzz Loop | Arcade | AS | 1998 |
| Puzz Loop | Arcade | EU | 1998 |
| Puzz Loop | Arcade | JP | 1998 |
| Puzz Loop | Arcade | KR | 1998 |
| Puzz Loop | Arcade | US | 1998 |
| Puzzle King | Arcade | ? | 1998 |
| Puzzle Uo Poko | Arcade | JP | 1998 |
| Puzzle Uo Poko | Arcade | WORLD | 1998 |
| Quiz & Variety Sukusuku Inufuku | Arcade | JP | 1998 |
| Quizard 4 Rainbow | Arcade | ? | 1998 |
| Quizard 4 Rainbow | Arcade | CZ | 1998 |
| Raccoon World | Arcade | ? | 1998 |
| Race On! | Arcade | WORLD | 1998 |
| Race On! | Arcade | JP | 1998 |
| Racing Jam | Arcade | ? | 1998 |
| Racing Jam: Chapter II | Arcade | ? | 1998 |
| Raiden Fighters Jet | Arcade | DE | 1998 |
| Raiden Fighters Jet | Arcade | JP | 1998 |
| Raiden Fighters Jet | Arcade | KR | 1998 |
| Raiden Fighters Jet | Arcade | TW | 1998 |
| Rapid Fire | Arcade | ? | 1998 |
| RayCrisis | Arcade | ? | 1998 |
| ST-V 486 dev box PC | Arcade | ? | 1998 |
| Sandbox PCI PC | Arcade | ? | 1998 |
| Sega Rally 2: Sega Rally Championship | Arcade | ? | 1998 |
| Sega Rally 2: Sega Rally Championship Deluxe | Arcade | ? | 1998 |
| Sen Jing - Guardian Storm | Arcade | JP | 1998 |
| Sengoku Mahjong Kurenai Otome-tai | Arcade | JP | 1998 |
| Shizhan Ding Huang Maque | Arcade | ? | 1998 |
| Shizhan Majiang Wang | Arcade | ? | 1998 |
| Shizhan Majiang Wangchao | Arcade | ? | 1998 |
| Shizhan Sanguo Ji Jiaqiang Ban | Arcade | ? | 1998 |
| Shock Troopers - 2nd Squad | Arcade | ? | 1998 |
| Shuang Long Qiang Zhu 2 VS | Arcade | CN | 1998 |
| Shuiguo Leyuan II | Arcade | ? | 1998 |
| Sigma Poker 2000 | Arcade | ? | 1998 |
| Ski Champ | Arcade | ? | 1998 |
| Snooker 10 | Arcade | ? | 1998 |
| Space Bomber | Arcade | ? | 1998 |
| Spikeout | Arcade | ? | 1998 |
| Stagger I | Arcade | JP | 1998 |
| Star Soldier: Vanishing Earth | Arcade | ? | 1998 |
| Star Wars Trilogy Arcade | Arcade | ? | 1998 |
| Steep Slope Sliders | Arcade | ? | 1998 |
| Stelle e Cubi | Arcade | IT | 1998 |