Here`s mine

Assassins Creed 2
Batman (NES)
Bionic Commando
Bionic Commando (2008)
Blaster Master
Castlevania
Castlevania II - Simons Quest
Contra
Dead Rising
Doom
Duck Tales
Final Fantasy VII
Gyakuten Saiban
Gyakuten Saiban 2
IWBTG
Kane & Lynce : Dead men
Megaman
Megaman 2
Megaman 3
Megaman10
Metal Gear Solid 4
Ninja Gaiden
Perfect Dark
Red Alert 3
Sonic The Hedgehog
Sonic The Hedgehog II
Streets of rage 2
Super Ghosts `N Ghouls
Super Mario Bros.
Super Mario Bros. 2
Super Mario Bros. 3
Super Mario Galaxy
Teenage Mutent Ninja Turtles
Teenage Mutent Ninja Turtles II
Teenage Mutent Ninja Turtles : The Arcade Game
The Legend of zelda
The Legend of Zelda : Ocarina of Time

Here's what I've got so far..
.hack//Perfect Collection
Animal Crossing
Ar Tonelico
Arc the Lad-Twilight of the Spirits
Atelier Iris- ETERNAL MANA I
Atelier Iris- ETERNAL MANA II
Baten Kaitos
Black Mages
Black MagesII-Skies Above
Black Mages III-Darkness and Starlight
Chrono Cross
Chrono Trigger
Chrono Trigger-Brink of Time
Crystal Chronicles
Crystal Chronicles-Rings of Fate
Dark Chronicles
Dark Chronicles-Premium Arrange
Dark Cloud
Dawn of Mana
Digital Devil
Donkey Kong Country
Destiny Dreamer's Alliance
Enchanted Arms
Eternal Legend of the Wind
Eternal Sonata
FF20020220
FFI OST R~Rerelease
FFIII
FFIV
FFV
FFVI
FFVII
FFVIII
FFVIII-Fithos Lusec Wecos Vinosec
FFIX
FFX
FFX-2
FFXI
FFXI-Wings of the Goddess
FFXII
FFXIII
FF Piano Collection
FFIV-Piano Collections
FFV-Piano Collections
FFVI-Piano Collections
FFVII-Piano Collections
FFVIII-Piano Collections
FFIX-Piano Collections
FFX-Piano Collections
FFX-2-Piano Collections
FFXIPiano Collections
Grafitti Kingdom
Harvest Moon-A Wonderful Life
Harvest Moon-Back to Nature
Hoshigami: Ruining Blue Earth Special Soundtrack
Ico
Katamari Damacy
Katamari Damacy 2
Killer 7
Kingdom Hearts
Kingdom Hearts 2
Kingdom Hearts Piano Collection-Field and Battle
Legaia Duel Saga\Legend of Mana
Little Big Planet
LocoRoco
LocoRoco 2
Lost Odyssey
Love Will Grow
Magna Carta
Mario & Luigi-Bowser's Inside Story
New Super Mario Bros
Ninja Gaiden
Odin Sphere
Okami
Okami Piano Arrange
Panzer Dragoon Orta
Persona 3
Persona 4
Phantasy Star Online
Phantasy Star Universe
Pikmin
Pray
Professor Layton and the Curious Village
Professor Layton and the Diabolical Box
Radiata Stories Arranged
Radical Dreamers
Radical Dreamers-Thieves of Fate
Rogue Galaxy
Rogue Galaxy-Premium Arrange
Romancing Saga
Romancing Saga-Windy Tale
SaGa Frontier
SaGa Frontier II
Sailing the World
Seiken Densetsu II
Seiken Densetsu III
Shadow Hearts Covenant
Shadow of the Colossus
Stella Deus
Stella Deus Re-arrange
Suikoden Collections
Suikoden III
Suikoden V
Super Mario 64
Super Mario RPG- Legend of the Seven Stars
Super Smash Brothers
Super Smash Brothers Melee
Sword of Mana
Tactics Advance
Tales of Phantasia
Tales of Symphonia
Tales of the Abyss
Tales of the Tempest
Unlimited Saga
Vagrant Story
Valkyrie Profile
Valkyrie Profile and Star Ocean Live
Valkyrie Profile Arrange
Valkyrie Profile Silmeria
Wild ARMS-Alter Code F
Wild ARMS-Vocal Collection
Xenogears
Zelda-Wind Waker
Zelda-Majora's Mask
Zelda-Linds Awakening
Zelda-Four Swords Adventures
Y's Piano Collection

Games with tracks residing in my collection, not including official or fanmade remix/arrangements..

Cutting some corners on full titles..

7th Legion
19XX: The War Against Destiny
1080 Snowboarding
Accelebrid
Ace Combat 2
Actraiser
Advance Wars: Days of Ruin
Advance Wars 2
Advance Wars DS
Air Force Delta Strike
Air Rade
Ake-Bre
Al Unser Jr. Racing
Alundra
Angeraze
Angeraze 2
Ar Tonelico
Ar Tonelico 2
Ar Tonelico 3
Atelier Iris
Atelier Iris 2
Atelier Iris 3
Atlach=Nacha
Atlantica Online
Auto Modellista
Avenger
Axley
Banjo-Kazooie
Baten Kaitos
Baten Kaitos 2
Battle Arena Toshinden 2
Battle Mania Daiginjou
Battle Toads & Double Dragon
Battlecorps
Battlefield 2
Beatdown: Fists of Vengeance
Beetle Adventure Racing
Blast Corps
Blastwind
BlazBlue: Calamity Trigger
BlazBlue: Continuum Shift
Blazing Star
Bloody Roar 2
Bloody Roar 3
Bloody Roar 4
Bloody Roar Extreme
Blue Dragon
Border Down
Brainlord
Brigadine
Buck Bumble
Burning Rangers
Bushido Blade 2
Castlevania: Circle of the Moon
Castlevania: Dracula X
Castlevania: Symphony of the Night
Chaos Legion
Children of Mana
Chrono Cross
Command & Conquer
Command & Conquer: Red Alert
Command & Conquer: Red Alert 2
Command & Conquer: Red Alert 3
Command & Conquer: Renegade
Command & Conquer: Tiberian Sun
Contra: Shattered Soldier
Coolspot
Custom Robo
Cyberbots: Full Metal Madness
Cybernator
Dead or Alive
Dead or Alive 2
Dead or Alive 3
Dead or Alive 4
Descent
Descent 2
Descent 3
Detana! Twinbee
Devil May Cry 3
Disgaea 2
DoDonPachi
Donkey Kong Country
Donkey Kong Country 2
Doom 3
Dove
Draglade
Duke Nukem: The Manhattan Project
DX Ball 2
Dynasty Warriors 6
Earth 2140
Einhander
End of Eternity
Evil Zone
Expendable
Extreme G
Extreme G 2
Fiesta Online
Final Fantasy 6
Final Fantasy: Mystic Quest
Final Fantasy: Tactics
Final Fantasy 7
Final Fantasy X
Flower Princess Natalie
Flyff
Fury 3
F-Zero GX
F-Zero X
Ghost X
God Eater
Golden Sun
Gradius 4
Gradius 5
Gran Turismo 2
Gran Turismo 4
Grando Espada
Grand Chase
Grand Fantasia
Grandia 2
Gauntlet: Dark Legacy
Guardian Heroes
Guild Wars
Guilty Gear 2: Overture
Guilty Gear Isuka
Guilty Gear Judgment
Guilty Gear XX
Guilty Gear XX #Reloaded Korean Version
Gundam Battle Assault 2
Gundam Battle Chronicles
Gundam Wing: Endless Duel
Gungriffon 2
Haganebushi
Half-Life
Half-Life 2
Homeworld
Hyper Duel
Ibara
Ikaruga
Jazz Jackrabbit 2
Killer Instinct
Killer Instinct Gold
Kingdom Hearts
Knuckles Chaotix
Last Hope
Last Resort
LaTale
Legaia 2: Duel Saga
Legend of Zelda: A Link to the Past
Legend of Zelda: Ocarina of Time
Legend of Zelda: Wind Waker
Lords of Thunder
Lost Child
Mabinogi
Maple Story
Mario Golf: Toadstool's Tour
Mario Hoops 3on3
Mario Kart 64
Mari Kart Double Dash
Mario Kart Super Circuit
Mario Party
Mario Party 2
Mario Party 7
Mario Power Tennis
Marvel Vs Capcom
Marvel Vs Capcom 2
Mastermind
MDK
MDK 2
Mechwarrior 2: Mercenaries
Metal Slug 3
Metal Slug 5
Metal Slug 6
Metal Slug X
Metropolis Street Racer
Microcosm
Mighty Morphin Power Rangers: Fighting Edition
Moto Racer 2
Mushihimesama
Need for Speed: High Stakes
Neo Contra
Nerf Arena Blast
Nights into Dreams
Nights: Journey of Dreams
Omega 5
Onimusha 2
Onimusha 3
P.N.03
Pangya
Paper Mario: Thousand Year Door
Persona 3
Persona 4
Phantasy Star Online
Pharaoh
Progear
Project Sylpheed
Quake 2
Quake 3 Arena
Quake 4
Radiant Silvergun
Ragnarok 2
Ragnarok Online
Raiden 3
Raiden 4
Rampage World Tour
Raystorm
Revenge of the Shinogi
Ridge Racer 6
Ridge Racer 64
Ridge Racer Type 4
Rockman 7
Rockman 8
Rockman Battle & Chase
Rockman X
Rockman X2
Rockman X3
Rockman X4
Rockman X5
Rockman X6
Rockman X7
Rockman X8
Rockman ZX Advent
Rumble Roses
Rush 2: Extreme Racing USA
S4 League
San Francisco Rush
San Francisco Rush 2049
Seal Online
Sega GT
Sega Rally Championship
Sengoku Basra 2
Serious Sam: The Second Encounter
Shadow the Hedgehog
Shin Megami Tensei: Digital Devil Saga 2
Shin Megami Tensei: Nine
Sidearm Special
Silent Hill 3
Silent Hill 4
Silhouette Miraga
Sixty Nine 2
Sonic 2
Sonic 3
Sonic Adventure
Sonic Adventure 2
Sonic & Knuckles
Sonic and the Secret Rings
Sonic CD (US)
Sonic CD (J)
Sonic Heroes
Sonic R
Sonic Riders
Sonic Rush
Sonic Rush Adventure
Sonic The Hedgehog
Soul Calibur
Soul Calibur 2
Soul Calibur 3
Soul Calibur 4
Space Channel 5
Star Control 2
Star Ocean: Second Evolution
Star Trek: New Worlds
Starcraft
Starfox 2
Starfox 64
Starfox Assault
Starseige
Street Fighter EX Plus Alpha
Street Fighter 2
Street Fighter Alpha 2
Street Fighter Alpha 3
Street Fighter EX2 Plus
Street Fighter EX3
Streets of Rage
Streets of Rage 2
Stunt Race FX
Super Hang-On
Super Mario 64
Super Mario All-Stars
Super Mario Kart
Super Mario RPG
Super Mario Sunshine
Super Mario World
Super Princess Peach
Super Robot Taisen Alpha
Super Robot Taisen MX
Super Robot Taisen Original Generation
Super Robot Taisen X
Super R-Type
Super Smash Bros. Brawl
Super Smash Bros. Melee
Syphon Filter
Tales of Destiny
Tales of Destiny 2
Tales of Graces
Tales of Legendia
Tales of Rebirth
Tales of the Abyss
Tales of Vesparia
Tales Weaver
Teenage Mutant Ninja Turtles: Battle Nexus
Teenage Mutant Ninja Turtles: Tournament Fighters
Teenage Mutant Ninja Turtles 4: Turtles in Time
Tekken 5
Tekken 6
Terranigma
Test Drive 4
Tetrisphere
The Magical Quest Starring Mickey Mouse
The New Tetris
Thunder Force 5
Thunder Force 6
Time Splitters
Time Splitters 2
Tobi D+Vine
Tobi Tsukihime
Tomb Raider 2
Top Gear Rally
Tribes
Tribes 2
Trickster Online
Twinbee Rainbow Bell Adventure
Twisted Metal 2
Under Defeat
Universe at War: Earth Assault
Unlimited Saga
Unreal
Unreal Tournament
Unreal Tournament 2k3
Valkyrie Profile
Viewtiful Joe
Viewtiful Joe 2
Vigilante 8
Vigilante 8: Second Offense
Virtua Cop
Virtua Fighter 2
War of Genesis 2
War of Genesis 3
Waverace: Blue Storm
Waverace 64
Wild Arms 4
Wild Arms: The 5th Vanguard
Wipeout 64
Wipeout XL
XEXEX
X-Men: Children of the Atom
X-Men Vs Street Fighter
Yoshi's Story
Y's 6

Not going back to spellcheck.