The files available for download on this page are intended for owners of original Namco System 2 arcade games whose keycus protection chip is faulty, so that they can be made functional again.
Thanks to Guru for hardware testing !
These files are of no use for emulation.
| System | Game name | Set | Tested on real hardware | Files |
| Namco System 2 | Bubble Trouble - Golly Ghost 2 (World) | bubbletr | no | |
| Namco System 2 | Bubble Trouble - Golly Ghost 2 (Japan) | bubbletrj | no | |
| Namco System 2 | Burning Force (Japan, new) | burnforc | no | |
| Namco System 2 | Burning Force (Japan, old) | burnforco | no | |
| Namco System 2 | Cosmo Gang the Video (US) | cosmogng | no | |
| Namco System 2 | Cosmo Gang the Video (Japan) | cosmogngj | no | |
| Namco System 2 | Dirt Fox (Japan) | dirtfoxj | no | |
| Namco System 2 | Dragon Saber (World, DO2) | dsaber | no | |
| Namco System 2 | Dragon Saber (World, older) | dsabera | no | |
| Namco System 2 | Dragon Saber (World, Japan) | dsaberj | no | |
| Namco System 2 | Final Lap 2 | finalap2 | yes (Guru) | |
| Namco System 2 | Final Lap 2 (Japan) | finalap2j | no | |
| Namco System 2 | Final Lap 3 (World, Rev C) | finalap3 | yes (Guru) | |
| Namco System 2 | Final Lap 3 (World, Set 2) | finalap3a | no | |
| Namco System 2 | Final Lap 3 (Japan) | finalap3j | no | |
| Namco System 2 | Final Lap 3 (Japan, Rev C) | finalap3jc | no | |
| Namco System 2 | Finest Hour (Japan) | finehour | no | |
| Namco System 2 | Golly! Ghost! | gollygho | no | |
| Namco System 2 | Kyuukai Douchuuki (Japan, new) | kyukaidk | no | |
| Namco System 2 | Kyuukai Douchuuki (Japan, old) | kyukaidko | no | |
| Namco System 2 | Marvel Land | marvland | no | |
| Namco System 2 | Marvel Land (J) | marvlandj | no | |
| Namco System 2 | Mirai Ninja (Japan) | mirninja | no | |
| Namco System 2 | Ordyne (World) | ordyne | no | |
| Namco System 2 | Ordyne (Japan) | ordynej | no | |
| Namco System 2 | Ordyne (Japan, English Version) | ordyneje | no | |
| Namco System 2 | Phelios | phelios | yes (Guru) | |
| Namco System 2 | Phelios (Japan) | pheliosj | no | |
| Namco System 2 | Rolling Thunder 2 | rthun2 | no | |
| Namco System 2 | Rolling Thunder 2 (Japan) | rthun2j | no | |
| Namco System 2 | Steel Gunner 2 (US) | sgunner2 | no | |
| Namco System 2 | Steel Gunner 2 (Japan, Rev A) | sgunner2j | no | |
| Namco System 2 | Suzuka 8 Hours 2 (World, Rev B) | suzuk8h2 | yes (Guru) | |
| Namco System 2 | Suzuka 8 Hours 2 (Japan, Rev B) | suzuk8h2j | no | |
| Namco System 2 | Super World Stadium (Japan) | sws | no | |
| Namco System 2 | Super World Stadium '92 (Japan) | sws92 | no | |
| Namco System 2 | Super World Stadium '92 Gekitouban (Japan) | sws92g | no | |
| Namco System 2 | Super World Stadium '93 (Japan) | sws93 | no | |
| Namco System 2 | Valkyrie No Densetsu (Japan) | valkyrie | no | |