 | Hidden Catch (World) / Tul Lin Gu Lim Chat Ki '98 (Korea) (pcb ver 3.03) | 1998 | Eolith | hidnctch | Unplayable | 7.50 |
 | Hot Bubble (clone of: bubl2000) | 1998 | Pandora | hotbubl | Puzzle / Toss *Mature* | 0.00 |
| | House of the Dead 2 | 1998 | Sega | hotd2 | | 6.78 |
| | House of the Dead 2 (original) (clone of: hotd2) | 1998 | Sega | hotd2o | | 0.00 |
| | House of the Dead 2 (prototype) (clone of: hotd2) | 1998 | Sega | hotd2p | | 0.00 |
| | Hyper Bishi Bashi Champ (GQ876 VER. AAA) (clone of: hyperbbc) | 1998 | Konami | hyperbbca | | 0.00 |
| | Hyper Bishi Bashi Champ (GQ876 VER. EAA) | 1998 | Konami | hyperbbc | | 0.00 |
| | Hyper Olympic in Nagano (GX720 JAA) (clone of: nagano98) | 1998 | Konami | naganoj | | 0.00 |
 | Hyperdrive | 1998 | Midway Games | hyprdriv | Driving / Race (chase view) | 9.53 |
| | Indian Dreaming (0100845V, Local) | 1998 | Aristocrat | indiandr | | 0.00 |
| | International Toote (Germany) (clone of: jockeyc) | 1998 | Coinmaster | inttoote | | 0.00 |
| | Iron Fortress | 1998 | Eolith | ironfort | | 6.00 |
| | Iron Fortress (Japan) (clone of: ironfort) | 1998 | Eolith | ironfortj | | 0.00 |
 | JoJo no Kimyou na Bouken (Japan 981202) (clone of: jojo) | 1998 | Capcom | jojojr2 | | 0.00 |
| JoJo no Kimyou na Bouken (Japan 990108) (clone of: jojo) | 1998 | Capcom | jojojr1 | | 0.00 |
| JoJo no Kimyou na Bouken (Japan 990128) (clone of: jojo) | 1998 | Capcom | jojoj | | 0.00 |
| JoJo's Venture (Asia 981202, NO CD) (clone of: jojo) | 1998 | Capcom | jojonr2 | | 0.00 |
| JoJo's Venture (Asia 990108, NO CD) (clone of: jojo) | 1998 | Capcom | jojonr1 | | 0.00 |
| JoJo's Venture (Asia 990128, NO CD) (clone of: jojo) | 1998 | Capcom | jojon | | 0.00 |
| JoJo's Venture (USA 981202) (clone of: jojo) | 1998 | Capcom | jojor2 | | 0.00 |
