T
- Mitsuyasu Tomohisa (member of Jaywalk) – Puss 'n Boots: Pero's Great Adventure, Maka Maka (video game) (with Masahiro Kusunoki), Hokuto no Ken 5, Hokuto no Ken 7, Idea no Hi (with Masahiro Kusunoki)
- Katsuro Tajima – Ace Combat 04, Katamari Damacy
- Masafumi Takada – killer7, God Hand, Resident Evil: The Umbrella Chronicles, No More Heroes
- Ryuichi Takada – Soul series, Ace Combat 6
- Junichi Takagi – Soul series, Ace Combat Zero
- Yasuhiko Takashiba – Super Earth Defense Force, Tuff Enuff
- Hirohiko Takayama – Xexyz
- Yukihide Takekawa – Soul Blazer
- Izuho Takeuchi – Phantasy Star III, Phantasy Star IV
- Tommy Tallarico – Advent Rising, Earthworm Jim series (Earthworm Jim 2 on), Spot Goes To Hollywood, MDK, Maximo: Ghosts to Glory, Wild 9
- Hiroshi Tamawari – Azure Dreams, Vandal Hearts, Vandal Hearts II, Suikoden
- Swimmer Tamichan – see Junko Tamiya
- Junko Tamiya – Gunsmoke
- Shinji Tamura – Tales of Phantasia, Tales of Destiny, Tales of Destiny 2, Tales of Symphonia, Tales of Rebirth, Tales of the Abyss (all with Motoi Sakuraba)
- Aya Tanaka – Mario Party 5
- Hirokazu 'Hip' Tanaka – Balloon Fight, EarthBound, Kid Icarus, Metroid, Super Mario Land; president of Pokémon Co.
- Kōhei Tanaka – Paladin's Quest, Lennus 2 (Paladin's Quest 2), Xardion, Alundra, Sakura Wars series
- Hideki Takahagi – Psychic Force 2012, Exit (video game), The Jetsons: Invasion of the Planet Pirates (Japanese title: Youkai Buster: Ruka no Daibouken)
- Mitsuhito Tanaka aka John Pee – Treasure Hunter G, Melfand Stories, Flying Hero, Kentou-Ou World Champion, Onizuka Katsuya Super Virtual Boxing, The Jetsons: Invasion of the Planet Pirates (Japanese title: Youkai Buster: Ruka no Daibouken), Super Kokou Yakyuu: Ichikyuu Jikkon, Solid Runner
- Naoto Tanaka – MadWorld, Bayonetta, (under alias Akemi Kimura) Phoenix Wright: Ace Attorney, Phoenix Wright: Ace Attorney: Justice for All, Mega Man X6, Mega Man X7, Mega Man X8
- Shinobu Tanaka – Animal Crossing (with Kazumi Totaka, Kenta Nagata, and Toru Minegishi), Luigi's Mansion (with Kazumi Totaka), Super Mario Sunshine, Mario Kart: Double Dash‼, Mario Kart DS
- Kumi Tanioka – Final Fantasy XI, Final Fantasy Crystal Chronicles, Code Age Commanders
- Souji Taro – see ]
- Uemura Tatsuya – Dogyuun, Hellfire, Out Zone, Zero Wing
- Tsukasa Tawada – Super Earth Defense Force, Ihatovo Monogatari, Thoroughbred Breeder (series)
- Jeroen Tel – Cybernoid, Cybernoid II, Eliminator, Turbo Outrun
- Soichi Terada – Ape Escape series (except Ape Escape 2)
- Chance Thomas – Lord of the Rings Online, Left Behind: Eternal Forces, Marvel Ultimate Alliance, X-Men: The Official Game, The Lord of the Rings: War of the Ring, Unreal II: The Awakening
- Chris Tilton – Mercenaries: Playground of Destruction, Black
- Christopher Tin – Civilization IV
- Hideki Tobeta – Namco sound team, Katamari Damacy
- Magome Togoshi – Air, Clannad, Planetarian: Chiisana Hoshi no Yume, Tomoyo After: It's a Wonderful Life, Little Busters!
- Akitaka Tohyama – Namco sound team, Katamari Damacy
- Sotaro Tojima – Castlevania: Circle of the Moon (3 songs)
- Tomoya Tomita – Legend of the Mystical Ninja series (several), Castlevania: Dracula X, Gradius, Parodius, Rakugakids, Wario Land: The Shake Dimension, Kirby's Epic Yarn
- Makoto Tomozawa – Mega Man X, Mega Man X3, Mega Man 7
- Joseph Toscano – Tux Racer
- Tomizawa Toshiaki – Fix Eight, Vimana
- Kazumi Totaka – Super Mario Land 2: 6 Golden Coins, Yoshi's Story, Animal Crossing series, Luigi's Mansion, Pokémon Ruby and Sapphire, The Legend of Zelda: Link's Awakening (with Akito Nakamura, Minako Hamano & Koji Kondo), Super Smash Bros. Brawl
- Yuka Tsujiyoko – Fire Emblem series, Paper Mario
- Jeff Tymoschuk – James Bond: Nightfire, DeathSpank series, Penny Arcade series,Sleeping Dogs
- Hironori Tanaka - Final Match Tennis, Super Soccer, Super Formation Soccer II, Super Formation Soccer 94, The Firemen
Read more about this topic: List Of Video Game Musicians