| Iron Fortress | ? | 1998 |
Eolith | Commercial |
| Jackpot Bowling | ? | 1998 |
Electronic Projects | Commercial |
| Jeon Sin - Guardian Storm | KR | 1998 |
Afega | Commercial |
| Jikkyou Pawafuru Puro Yakyu EX | ? | 1998 |
Konami | Commercial |
| Jikkyou Pawafuru Puro Yakyu EX '98 | ? | 1998 |
Konami | Commercial |
| Junai - Manatsu no First Kiss | JP | 1998 |
Nichibutsu/eic | Commercial |
| Junai 2 - White Love Story | JP | 1998 |
Nichibutsu/eic | Commercial |
| Kattobase Power Pro Kun | ? | 1998 |
Konami | Commercial |
| Kick Ball | ? | 1998 |
Seoung Youn | Commercial |
| Konami 80's AC Special | ? | 1998 |
Konami | Commercial |
| Konami 80's Gallery | ? | 1998 |
Konami | Commercial |
| Kosodate Quiz My Angel 3 | JP | 1998 |
Namco | Commercial |
| L.A. Machineguns | ? | 1998 |
Sega | Commercial |
| Land Maker | ? | 1998 |
Taito | Commercial |
| Land Maker | ? | 1998 |
Taito | Prototype |
| Lansquenet 2004 | ? | 1998 |
| Unlicensed |
| Linky Pipe | ? | 1998 |
Eolith | Commercial |
| Long Hu Zhengba | CN | 1998 |
IGS | Commercial |
| Long Hu Zhengba 2 | CN | 1998 |
IGS | Commercial |
| Luna Park | ? | 1998 |
ABM Games | Commercial |
| Magic Card III Jackpot | ? | 1998 |
Impera | Commercial |
| Magic Touch | ? | 1998 |
Playmark | Commercial |
| Magical Tetris Challenge | ? | 1998 |
Capcom | Commercial |
| Magical Truck Adventure | ? | 1998 |
Sega | Commercial |
| Mahjong Gakuensai 2 | JP | 1998 |
MakeSoft | Commercial |
| Mahjong Gal-pri - World Gal-con Grandprix | JP | 1998 |
Nichibutsu/Just&Just | Commercial |
| Mahjong Hanafuda Cosplay Tengoku 5 | JP | 1998 |
Nichibutsu | Commercial |
| Mahjong Mogitate | JP | 1998 |
Nichibutsu/Just&Just/NVS/Astro System/AV Japan | Commercial |
| Mahjong Nenrikishu SP | JP | 1998 |
IGS | Commercial |
| Mahjong Reach Ippatsu | JP | 1998 |
Nihon System | Commercial |
| Manguan Caishen | CN | 1998 |
IGS | Commercial |
| Maque Zhonghua Ernu | TW | 1998 |
Dynax | Commercial |
| Match '98 | ? | 1998 |
Amcoe | Commercial |
| MegaTouch XL Super 5000 | ? | 1998 |
Merit Industries | Commercial |
| Megatouch 5 Tournament Edition | ? | 1998 |
Merit | Commercial |
| Megatouch 5 Turnier Version | ? | 1998 |
Merit | Commercial |
| Megatouch 6 | ? | 1998 |
Merit | Commercial |
| Movie Card | ? | 1998 |
Golden Games | Commercial |
| Multi 5 / New Multi Game 5 | ? | 1998 |
Yun Sung | Commercial |
| Multi Champ | KR | 1998 |
ESD | Commercial |
| Multistar 5 | ? | 1998 |
IGT | Commercial |
| NFL Blitz '99 | ? | 1998 |
Midway | Commercial |
| Nagano Winter Olympics '98 | ? | 1998 |
Konami | Commercial |
| Name Club Disney | ? | 1998 |
Sega | Commercial |
| Neo Print - '98 NeoPri Best 44 | JP | 1998 |
SNK | Commercial |
| Neo Print - Spring '98 | ? | 1998 |
SNK | Commercial |
| New Biliard 98 | ? | 1998 |
| Unlicensed |
| New DongmulDongmul | ? | 1998 |
Hyoja Game | Commercial |
| New HyperMan | ? | 1998 |
Semicom | Commercial |
| Odeon Twister | ? | 1998 |
CD Express | Commercial |
| Odeon Twister 2 | ? | 1998 |
CD Express | Commercial |
| Operation Tiger | ? | 1998 |
Taito | Commercial |
| Operation Tiger Second Mission | ? | 1998 |
Taito | Commercial |
| Oriental Legend Special / Xiyou Shi E Zhuan Super | ? | 1998 |
IGS | Commercial |
| Oriental Legend Super / Xiyou Shi E Zhuan Super | ? | 1998 |
IGS | Commercial |
| Othello Shiyouyo | ? | 1998 |
Success | Commercial |
| Pachinko Gindama Shoubu | JP | 1998 |
Nakanihon | Commercial |
| Pachinko Gindama Shoubu DX | JP | 1998 |
Nakanihon | Commercial |
| Pachinko Sexy Reaction | JP | 1998 |
Sammy | Commercial |
| Pasha Pasha 2 | ? | 1998 |
Dong Sung | Commercial |
| Photo Play 1998 | ES | 1998 |
Fun World | Commercial |
| Pili Shen Deng | ? | 1998 |
BMC | Commercial |
| Pilot Kids | ? | 1998 |
Psikyo | Commercial |
| Print Club 2 '98 Autumn Ver | ? | 1998 |
Atlus | Commercial |
| Print Club 2 '98 Spring Ver | ? | 1998 |
Atlus | Commercial |
| Print Club 2 '98 Summer Ver | ? | 1998 |
Atlus | Commercial |
| Print Club 2 Puffy | ? | 1998 |
Atlus | Commercial |
| Print Club Winnie-the-Pooh Vol. 3 | ? | 1998 |
Atlus | Commercial |
| Psychic Force 2012 | ? | 1998 |
Taito | Commercial |
| Puzz Loop | AS | 1998 |
Mitchell | Commercial |
| Puzz Loop | EU | 1998 |
Mitchell | Commercial |
| Puzz Loop | JP | 1998 |
Mitchell | Commercial |
| Puzz Loop | KR | 1998 |
Mitchell | Commercial |
| Puzz Loop | KR | 1998 |
| Unlicensed |
| Puzz Loop | US | 1998 |
Mitchell | Commercial |
| Puzzle King | ? | 1998 |
Eolith | Commercial |
| Puzzle Uo Poko | JP | 1998 |
Jaleco | Commercial |
| Puzzle Uo Poko | WORLD | 1998 |
Jaleco | Commercial |
| Quake Arcade Tournament | ? | 1998 |
Lazer-Tron | Prototype |
| Quiz & Variety Sukusuku Inufuku | JP | 1998 |
Video System | Commercial |
| Quizard 4 Rainbow | ? | 1998 |
TAB Austria | Commercial |
| Quizard 4 Rainbow | CZ | 1998 |
TAB Austria | Commercial |
| Raccoon World | ? | 1998 |
Eolith | Commercial |
| Race On! | JP | 1998 |
Namco | Commercial |
| Race On! | WORLD | 1998 |
Namco | Commercial |
| Racing Jam | ? | 1998 |
Konami | Commercial |
| Racing Jam: Chapter II | ? | 1998 |
Konami | Commercial |
| Raiden Fighters Jet | DE | 1998 |
Tuning | Commercial |
| Raiden Fighters Jet | JP | 1998 |
Seibu Kaihatsu | Commercial |
| Raiden Fighters Jet | KR | 1998 |
Dream Island | Commercial |
| Raiden Fighters Jet | TW | 1998 |
Seibu Kaihatsu | Commercial |
| Rapid Fire | ? | 1998 |
Hanaho Games | Commercial |
| RayCrisis | ? | 1998 |
Taito | Commercial |
| ST-V 486 dev box PC | ? | 1998 |
Sega | Commercial |
| Sandbox PCI PC | ? | 1998 |
| Commercial |
| Sega Rally 2: Sega Rally Championship | ? | 1998 |
Sega | Commercial |
| Sega Rally 2: Sega Rally Championship | ? | 1998 |
Sega | Prototype |
| Sega Rally 2: Sega Rally Championship Deluxe | ? | 1998 |
Sega | Commercial |
| Sen Jing - Guardian Storm | JP | 1998 |
Afega | Commercial |
| Sengoku Mahjong Kurenai Otome-tai | JP | 1998 |
Nichibutsu/Just&Just | Commercial |