Just for fun, here's the Naomi family stuff too...
NAOMI (Sega owned)
-18 Wheeler: American Pro Trucker (Sega-AM2) DC/PS2/GC
-Airline Pilots: Virtual Flight Simulator (Wow Entertainment)
-Alienfront Online (Wow Entertainment) DC
-Azumanga Daioh Puzzle Bobble (Moss)
-Bingo Party (Sega Mechatronics)
-Bingo Party Splash SP (Sega Mechatronics)
-Boat Race: Ocean Hearts (Sega Mechatronics)
-Border Down (G.Rev) DC
-Canon Spike (Psikyo) DC
-Capcom vs SNK: Millenium Fight 2000 (Capcom Studio 1) DC
-Capcom vs SNK: Millenium Fight 2000 Pro (Capcom Studio 1) DC/PS1
-Capcom vs SNK 2: Mark of the Milennium 2001 (Capcom Studio 1) DC/PS2/GC/XB
-Charge N' Blast (Sims) DC/PC/GC
-Chaos Field (Able)
-Confidential Mission (Hitmaker!) DC
-Cosmic Smash (Sega Rosso) DC
-Crackin' DJ (Hitmaker!)
-Crackin' DJ 2 (Hitmaker!)
-Crazy Taxi (Hitmaker!) DC/PC/PS2/GC
-Crazy Taxi 2 (Hitmaker!) DC
-Dead or Alive 2 (Team Ninja) DC/PS2
-Dead or Alive 2 Millennium (Team Ninja)
-Death Crimson OX (Ecole) DC/PS2
-Derby Owners Club (Hitmaker!)
-Derby Owners Club 2 (Hitmaker!)
-Derby Owners Club 2 Ver.2 (Hitmaker!)
-Derby Owners Club 2 Ver.2.1 (Hitmaker!)
-Derby Owners Club 2000 (Hitmaker!)
-Derby Owners Club World Edition (Hitmaker!)
-Dog Walking (Wow Entertianment)
-Dragon Treasure (Sega Wow)
-Dragon Treasure II (Sega Wow)
-Dynamite Baseball '98: Sega Professional Baseball (Wow Entertainment)
-Dynamite Baseball '99: Sega Professional Baseball (Wow Entertainment)
-F1 World Grand Prix (Video System) DC
-F335 Challenge (Sega-AM2) DC/PS2
-F355 Challenge Twin (Sega-AM2)
-F355 Challenge 2: International Course Edition (Sega-AM2) DC/PS2
-F355 Challenge 2: International Course Edition Twin (Sega-AM2)
-Fish Live (Sega Mechatronics)
-Formation Battle In May (Seta)
-Giant Gram 2: All Japan Pro Wrestling In Nippon Budokan (Wow Entertainment) DC
-Giant Gram 2000: All Japan Pro Wrestling 3: Brave Men Of Glory (Wow Entertainment) DC
-Gigawing 2 (Takumi) DC
-Guilty Gear X (Arc System Works) DC/PS2/PC/GBA
-Guilty Gear XX : The Midnight Carnival (Arc System Works) PS2
-Guilty Gear XX : The Midnight Carnival #reload (Arc System Works) PS2/XB/PC
-Heavy Metal : Geomatrix (Capcom Studio 1) DC
-Idol Janshi Suchipai 3 (Jaleco)
-Ikaruga (Treasure) DC/GC
-Jambo! Safari (Hitmaker!)
-La Keyboard (Sega Rosso)
-Lupin III the Shooting (Wow Entertainment)
-Lupin III the Typing (Wow Entertainment)
-Marvel Vs Capcom 2: New Age of Heroes (Capcom Studio 1) DC/PS2/XB
-Mazan: Flash of the Blade (Namco AM)
-Melty Blood: ACT Candenza (Ecole) PC
-Mushihimesama (Cave)
-Mobile Suit Gundam: Federation Vs Zion (Capcom Studio 1) DC
-Mobile Suit Gundam: Federation Vs Zion DX (Capcom Studio 1) DC/PS2
-Monkey Ball (Amusement Vision) GC
-Musapey's Choco Marker (Compile) DC
-New Japan Pro Wrestling Toukon Retsuden IV (Yukes) DC/PS2
-Ninja Assault (Namco AM) PS2
-Out Triggers: International Counter Terrorist Special Forces (Sega-AM2) DC
-Pochinya (Compile) NeoGeo/PS2
-PowerStone (Capcom Studio 1) DC
-PowerStone 2 (Capcom Studio 1) DC
-Prayer Great: Gracious God Festival (Wakae)
-Project Justice: Rival Schools 2 (Capcom Studio 1) DC
-Psyvariar 2: the Will to Fabricate (Success) DC/PS2/XB
-Puyo Puyo Da! (Compile) DC
-Puyo Puyo Fever (Sonic Team) DC/PS2/GC/XB/Mac/GBA/PC/PSP
-Puzzle Kurutto Stone (Wow Entertainment)
-Quiz Ah My Goddess (Overworks) DC
-Rabbit 2 (Taito)
-Resident Evil Survivor 2: Code: Veronica (Capcom Studio 3) PS2
-Ring Out 4x4 (Sims)
-Samba de Amigo (Sonic Team) DC
-Sambo de Amigo ver.2000 (Sonic Team) DC
-Sega Bass Fishing 2 (Wow Entertianmnet) DC/PC
-Sega Marine Fishing (Wow Entertainment) DC
-Sega Network Taisen MJ (Sega-AM2)
-Sega Sports Jam (Wow Entertainment) DC/PC
-Sega Strike Fighter (Wow Entertainment)
-Sega Taisen MJ (Sega-AM2)
-Sega Tetris (Wow Entertainment) DC
-Shakka to Tambourine (Sonic Team) PS1
-Shakka to Tambourine 2001 (Sonic Team)
-Shakka to Tambourine 2001: Power Up! (Sonic Team)
-Shikigami No Shiro II (Alfa System) DC/GC/PS2/XB
-ShootOut Pool (Sega Mechatronics)
-ShootOut Pool Prize (Sega Mechatronics)
-Slash Out (Amusement Vision)
-Spawn: In the Demon's Hand (Capcom Studio 1) DC
-Spiker's Battle (Amusment Vision)
-Star Horse (Sega Mechatronics)
-Star Horse 2001 (Sega Mechatronics)
-Star Horse 2002 (Sega Mechatronics)
-Star Horse Progress: Glory at the Track (Sega Mechatronics)
-Street Fighter Alpha 3 Upper (Capcom Studio 1) PS1/DC/Saturn/GBA
-Su-Chi-Pai 3 (Jaleco)
-The House of the Dead II (Wow Entertainment) DC/PC
-The Maze Of the Kings (Hitmaker!)
-The Quiz Show (Hitmaker!)
-The Typing of the Dead (Smilebit) DC/PC
-Tokyo Bus Tour (FortyFive) DC/PS2
-Touch De Uno (Hitmaker!)
-Touch De Uno 2 (Hitmaker!)
-Toy Fighter (Genki)
-TriZeal (Triangle Service)
-Uopoko (Cave)
-Usagi: The Arcade (Warashi)
-Virtua Athlete (Wow Entertainment) DC/PS2
-Virtua Golf: Sega Professional Golf (Sega Wow)
-Virtua NBA (Amusment Vision)
-Virtua Striker 2 ver.2000 (Amusement Vision) DC
-Virtua Tennis: Sega Professional Tennis (Hitmaker!) DC/PC
-Virtua Tennis 2: Sega Professional Tennis (Hitmaker!) DC/PS2
-Virtual On: Oratortio Tangram MSBS Ver 5.4 (Hitmaker!) DC
-Wave Runner GP (Wow Entertainment)
-World Kicks (Namco AM)
-World Series '99: Go to the Dream Ballpark (Wow Entertainment) DC
-World Series Baseball 2001 (Wow Entertainment) DC
-WWF Royal Rumble (Yukes) DC
-Zero Gunner 2 (Psikyo) DC
-Zombie Revenge (Wow Entertainment) DC
-Zooo (Success) PS2/GBA
NAOMI 2 (Sega owned)
-Beach Spikers: Virtua Beach Volleyball (Sega-AM2) GC
-Beetle Mushi King (Wow Entertainment)
-Club Kart: European Session (Hitmaker!)
-Club Kart Prize (Hitmaker!)
-Initial D : Arcade Stage (Sega Rosso) PS2
-Initial D : Arcade Stage Ver 2 (Sega Rosso) PS2
-Initial D : Arcade Stage Ver 3 (Hitmaker!)
-Sega Driving Simulator (Sega Mechatronics)
-Soul Surfer (Sega Rosso)
-The King Of Route 66 (Sega-AM2) PS2
-Virtua Fighter 4 (Sega-AM2) PS2
-Virtua Fighter 4 Evolution (Sega-AM2) PS2
-Virtua Fighter 4 Evolution Ver.B (Sega-AM2) PS2
-Virtua Fighter 4: Final Tuned (Sega-AM2)
-Virtua Striker III (Amusment Vision) GC
-Wild Riders (Wow Entertainment)
-World Club Champion Football Series A 2001-2002 (Hitmaker!)
-World Club Champion Football Series A 2001-2002 Ver.2 (Hitmaker!)
-World Club Champion Football Series A 2002-2003 (Hitmaker!)
-World Club Champion Football Series A 2002-2003 Ver.2 (Hitmaker!)
-World Club Champion Football Series A 2002-2003 Ver.3 (Hitmaker!)
HIKARU (Sega owned)
-Air Trix (Hitmaker!)
-Brave Fire Fighters (Wow Entertainment)
-Cyber Troopers: Virtual On Force (Hitmaker!)
-NASCAR Arcade (Sega Rosso)
-Star Wars Racer Arcade (Sega Rosso)
-Planet Harriers (Amusement Vision)
...I *think* that's everything (even the medal based stuff), let me know if anything's wrong/missing.