| | Mosaic (F2 System) | 1999 | F2 System | mosaicf2 | | 0.00 |
 | Mr. Driller (Japan, DRI1/VER.A2) | 1999 | Namco | mrdrillr | Puzzle | 8.85 |
 | Multi Champ (World, ver. 2.5) | 1999 | ESD | multchmp | Mini-Games | 4.00 |
| | Multi Champ Deluxe (ver. 1114, 14/11/1999) (clone of: mchampdx) | 1999 | ESD | mchampdxb | | 0.00 |
| | Multi Champ Deluxe (ver. 1126, 26/11/1999) (clone of: mchampdx) | 1999 | ESD | mchampdxa | | 0.00 |
| | Naomi Airline Pilots Deluxe Bios | 1999 | Sega | airlbios | | 0.00 |
| | Naomi Ferrari F355 Challenge Bios | 1999 | Sega | f355bios | | 2.00 |
| | NBA Showtime / NFL Blitz 2000 | 1999 | Midway Games | nbanfl | Sports | 7.50 |
| | New Cherry Gold '99 (bootleg of Super Cherry Master) (set 1) | 1999 | bootleg | unkch1 | | 6.67 |
| | New Cherry Gold '99 (bootleg of Super Cherry Master) (set 2) (clone of: unkch1) | 1999 | bootleg | unkch3 | | 0.00 |
| | New Hidden Catch (World) / New Tul Lin Gu Lim Chat Ki '98 (Korea) (pcb ver 3.02) | 1999 | Eolith | nhidctch | | 0.00 |
 | NFL Blitz 2000 Gold Edition | 1999 | Midway Games | blitz2k | Sports / Football Amer. | 9.03 |
| | NtCash | 1999 | | ntcash | | 0.00 |
| | Odeon Twister 2 (v202.19) | 1999 | CD Express | odeontw2 | | 0.00 |
| | Otenami Haiken (V2.04J) | 1999 | Success | otenamih | | 0.00 |
| | OutTrigger (JPN, USA, EXP, KOR, AUS) | 1999 | Sega | otrigger | | 0.00 |
 | Paca Paca Passion (Japan, PPP1/VER.A2) | 1999 | Produce / Namco | pacapp | Rhythm | 0.00 |
| | Paca Paca Passion 2 (Japan, PKS1/VER.A) | 1999 | Produce / Namco | pacapp2 | | 6.25 |
| | Paca Paca Passion Special (Japan, PSP1/VER.A) | 1999 | Produce / Namco | pacappsp | | 6.00 |
| | Pachinko Sexy Reaction 2 (Japan) | 1999 | Sammy | sxyreac2 | | 7.33 |
