games starting with U, page 1
U-20 RS-PCM Keyboard
| ROM name | u20 |
| Manufacturer | Roland |
| Year | 1989 |
| Genre | ? |
| Players | ? |
| Status | preliminary |
| Downloads | 42 |
U-220 RS-PCM Sound Module
| ROM name | u220 |
| Manufacturer | Roland |
| Year | 1989 |
| Genre | ? |
| Players | ? |
| Status | preliminary |
| Downloads | 43 |
U-Boat
| ROM name | uboat |
| Manufacturer | Bandai |
| Year | 1982 |
| Genre | ? |
| Players | ? |
| Status | good |
| Downloads | 89 |
U-boat 65
| ROM name | uboat65 |
| Manufacturer | Nuova Bell Games |
| Year | 1988 |
| Genre | ? |
| Players | ? |
| Status | preliminary |
| Downloads | 37 |
U-Dance
| ROM name | udance |
| Manufacturer | Tiger / SSD Company LTD |
| Year | 2008 |
| Genre | ? |
| Players | ? |
| Status | preliminary |
| Downloads | 53 |
U-Matic Videocassette Recorder VO-5850PM
| ROM name | vo5850pm |
| Manufacturer | Sony |
| Year | 19?? |
| Genre | ? |
| Players | ? |
| Status | preliminary |
| Downloads | 47 |
U.N. Defense Force: Earth Joker (Japan, prototype?)
| ROM name | earthjkrp |
| Manufacturer | Visco |
| Year | 1993 |
| Genre | Shoot-'Em-Up |
| Players | 2 |
| Status | good |
| Downloads | 38 |
U.N. Defense Force: Earth Joker (US / Japan, set 1)
| ROM name | earthjkr |
| Manufacturer | Visco |
| Year | 1993 |
| Genre | Shoot-'Em-Up |
| Players | 2 |
| Status | good |
| Downloads | 126 |
U.N. Defense Force: Earth Joker (US / Japan, set 2)
| ROM name | earthjkra |
| Manufacturer | Visco |
| Year | 1993 |
| Genre | Shoot-'Em-Up |
| Players | 2 |
| Status | good |
| Downloads | 45 |
U.N. Defense Force: Earth Joker (US / Japan, set 3)
| ROM name | earthjkrb |
| Manufacturer | Visco |
| Year | 1993 |
| Genre | Shoot-'Em-Up |
| Players | 2 |
| Status | good |
| Downloads | 47 |
U.N. Squadron (USA)
| ROM name | unsquad |
| Manufacturer | Capcom |
| Year | 1989 |
| Genre | Shoot-'Em-Up |
| Players | 2 |
| Status | good |
| Downloads | 200 |
U.S. Championship V'ball (bootleg of Japan set)
| ROM name | vball2pjb |
| Manufacturer | bootleg |
| Year | 1988 |
| Genre | Volleyball |
| Players | 2 |
| Status | good |
| Downloads | 29 |
U.S. Championship V'ball (bootleg of US set)
| ROM name | vballb |
| Manufacturer | bootleg |
| Year | 1988 |
| Genre | Volleyball |
| Players | 4 |
| Status | good |
| Downloads | 28 |
U.S. Championship V'ball (Japan)
| ROM name | vball2pj |
| Manufacturer | Technos Japan |
| Year | 1988 |
| Genre | Volleyball |
| Players | 2 |
| Status | good |
| Downloads | 31 |
U.S. Championship V'ball (US)
| ROM name | vball |
| Manufacturer | Technos Japan |
| Year | 1988 |
| Genre | Volleyball |
| Players | 4 |
| Status | good |
| Downloads | 110 |
U.S. Classic
| ROM name | usclssic |
| Manufacturer | Seta |
| Year | 1989 |
| Genre | Golf |
| Players | 2 |
| Status | good |
| Downloads | 59 |
U.S. Navy (Japan 901012)
| ROM name | cawingj |
| Manufacturer | Capcom |
| Year | 1990 |
| Genre | Shoot-'Em-Up |
| Players | 2 |
| Status | good |
| Downloads | 43 |
U.S.A. Football (P08, redemption)
| ROM name | usafootf |
| Manufacturer | Alvin G |
| Year | 1994 |
| Genre | ? |
| Players | ? |
| Status | preliminary |
| Downloads | 38 |
U.S.A. Football (R01u)
| ROM name | usafootba |
| Manufacturer | Alvin G |
| Year | 1993 |
| Genre | ? |
| Players | ? |
| Status | preliminary |
| Downloads | 19 |
U.S.A. Football (R06u)
| ROM name | usafootb |
| Manufacturer | Alvin G |
| Year | 1993 |
| Genre | ? |
| Players | ? |
| Status | preliminary |
| Downloads | 31 |
U3911-V3
| ROM name | u3911v3 |
| Manufacturer | Uniron |
| Year | 198? |
| Genre | ? |
| Players | ? |
| Status | preliminary |
| Downloads | 34 |
UC-V102 (MSX2, Japan)
| ROM name | ucv102 |
| Manufacturer | Pioneer |
| Year | 1987 |
| Genre | ? |
| Players | ? |
| Status | good |
| Downloads | 43 |
UC4913 REV:1.1
| ROM name | ec4913 |
| Manufacturer | Elitegroup |
| Year | 199? |
| Genre | ? |
| Players | ? |
| Status | preliminary |
| Downloads | 29 |
UC4915 A AIO
| ROM name | ec4915aio |
| Manufacturer | Elitegroup |
| Year | 199? |
| Genre | ? |
| Players | ? |
| Status | preliminary |
| Downloads | 36 |
Uchuu Daisakusen: Chocovader Contactee (Japan, CVC1 Ver.A)
| ROM name | chocovdr |
| Manufacturer | Namco |
| Year | 2002 |
| Genre | Mini-Games |
| Players | 2 |
| Status | good |
| Downloads | 310 |
Uchuu Tokkyuu Medalian
| ROM name | ucytokyu |
| Manufacturer | Sigma |
| Year | 1997 |
| Genre | Maze |
| Players | 1 |
| Status | good |
| Downloads | 61 |
UCM-486V30
| ROM name | lsucm486v30 |
| Manufacturer | Lucky Star |
| Year | 199? |
| Genre | ? |
| Players | ? |
| Status | preliminary |
| Downloads | 32 |
UFO À La Carte
| ROM name | ufoalac |
| Manufacturer | Sega |
| Year | 1996 |
| Genre | ? |
| Players | ? |
| Status | good |
| Downloads | 30 |
UFO Catcher 21
| ROM name | ufo21 |
| Manufacturer | Sega |
| Year | 1996 |
| Genre | ? |
| Players | ? |
| Status | good |
| Downloads | 35 |
UFO Catcher 7
| ROM name | ufo7 |
| Manufacturer | Sega |
| Year | 2001 |
| Genre | ? |
| Players | ? |
| Status | preliminary |
| Downloads | 31 |
UFO Catcher 800
| ROM name | ufo800 |
| Manufacturer | Sega |
| Year | 1998 |
| Genre | ? |
| Players | ? |
| Status | good |
| Downloads | 22 |
UFO Catcher Mini
| ROM name | ufomini |
| Manufacturer | Sega |
| Year | 1991 |
| Genre | ? |
| Players | ? |
| Status | good |
| Downloads | 21 |
UFO Master-Blaster Station
| ROM name | ufombs |
| Manufacturer | Bambino |
| Year | 1979 |
| Genre | ? |
| Players | ? |
| Status | good |
| Downloads | 37 |
Ufo Robo Dangar (12/1/1986)
| ROM name | dangara |
| Manufacturer | Nichibutsu |
| Year | 1986 |
| Genre | Shoot-'Em-Up |
| Players | 2 |
| Status | good |
| Downloads | 39 |
Ufo Robo Dangar (4/09/1987)
| ROM name | dangar |
| Manufacturer | Nichibutsu |
| Year | 1986 |
| Genre | Shoot-'Em-Up |
| Players | 2 |
| Status | good |
| Downloads | 161 |
Ufo Robo Dangar (9/26/1986, bootleg set 1)
| ROM name | dangarb |
| Manufacturer | bootleg |
| Year | 1986 |
| Genre | Shoot-'Em-Up |
| Players | 2 |
| Status | good |
| Downloads | 42 |
Ufo Robo Dangar (9/26/1986, bootleg set 2)
| ROM name | dangarbt |
| Manufacturer | bootleg |
| Year | 1986 |
| Genre | Shoot-'Em-Up |
| Players | 2 |
| Status | good |
| Downloads | 39 |
Ufo Robo Dangar (9/26/1986, Japan)
| ROM name | dangarj |
| Manufacturer | Nichibutsu |
| Year | 1986 |
| Genre | Shoot-'Em-Up |
| Players | 2 |
| Status | good |
| Downloads | 46 |
UFO Robot (Ver 1.0 Rev A)
| ROM name | uforobot |
| Manufacturer | Nazionale Elettronica |
| Year | 2001 |
| Genre | ? |
| Players | ? |
| Status | preliminary |
| Downloads | 78 |
UFO Robot Attack (bootleg of Invasion, newer set)
| ROM name | invasiona |
| Manufacturer | bootleg |
| Year | 1979 |
| Genre | Shoot-'Em-Up |
| Players | 2 |
| Status | good |
| Downloads | 32 |
UFO Robot Attack (bootleg of Invasion, older set)
| ROM name | invasiona2 |
| Manufacturer | bootleg |
| Year | 1979 |
| Genre | Shoot-'Em-Up |
| Players | 2 |
| Status | good |
| Downloads | 35 |
Ufo Senshi Yohko Chan (bootleg, not encrypted)
| ROM name | ufosensib |
| Manufacturer | bootleg |
| Year | 1988 |
| Genre | Shoot-'Em-Up |
| Players | 2 |
| Status | good |
| Downloads | 36 |
Ufo Senshi Yohko Chan (MC-8123, 317-0064)
| ROM name | ufosensi |
| Manufacturer | Sega |
| Year | 1988 |
| Genre | Shoot-'Em-Up |
| Players | 2 |
| Status | good |
| Downloads | 117 |
UFO-X
| ROM name | ufo_x |
| Manufacturer | Playmatic |
| Year | 1984 |
| Genre | ? |
| Players | ? |
| Status | preliminary |
| Downloads | 34 |
UK-2086 ver. 1.2
| ROM name | uk2086 |
| Manufacturer | Unipolbrit |
| Year | 1986 |
| Genre | ? |
| Players | ? |
| Status | good |
| Downloads | 25 |
UK101
| ROM name | uk101 |
| Manufacturer | Compukit |
| Year | 1979 |
| Genre | ? |
| Players | ? |
| Status | good |
| Downloads | 23 |
Ukiyo Box (Japan, v1.3.7)
| ROM name | ukiyobox |
| Manufacturer | Excellent System |
| Year | 1995 |
| Genre | ? |
| Players | ? |
| Status | good |
| Downloads | 10 |
UKNC / MS-0511
| ROM name | uknc |
| Manufacturer | Elektronika |
| Year | 1987 |
| Genre | ? |
| Players | ? |
| Status | preliminary |
| Downloads | 43 |
Ultim809
| ROM name | ultim809 |
| Manufacturer | Matthew Sarnoff |
| Year | 2010 |
| Genre | ? |
| Players | ? |
| Status | preliminary |
| Downloads | 42 |
Ultimate (Dutch) (Bellfruit) (Scorpion 1)
| ROM name | sc1ult |
| Manufacturer | BFM/ELAM |
| Year | 198? |
| Genre | ? |
| Players | ? |
| Status | preliminary |
| Downloads | 32 |
