Everything listed here right now is commercial, and many are availiable for preorder/sale here.

Takegami: Guardian of Darkness - ?
Tale of Genji - ?
Tales of Eternia - Media Blasters
Tattoon Master - ?
Techno Police 21C - ?
Tekkaman Blade II - ?
Tekken - ADV
Tenamonya Voyagers - ?
Tenchi Muyo - Geneon
Tenchi Muyo Movie 1: Tenchi in Love - Geneon
Tenchi Muyo Movie 2: Daughter of Darkness - Geneon
Tenchi Muyo Movie 3: Tenchi Forever - Geneon
Tenchi Muyo OVA Collection - Geneon
Tenchi Muyo Universe TV Series - Geneon
Tenchi Muyo: Magical Girl Pretty Sammy - Geneon
Tenchi Muyo: Tenchi in Tokyo - Geneon
Tenchi Muyo GXP - FUNimation
Tenjou Tenge - Geneon
Tenshi ni Narumon - Synch-Point
Tenshi no Shippo - Bandai
Texhnolyze - Bandai
They Were 11 - CPM
Those Obnoxious Aliens [Urusei Yatsura] - AnimEigo
Those Who Hunt Elves - ADV
Tiny Snow Fairy Sugar - Geneon
Tobor, the 8th Man - ?
Tokyo Babylon - CPM
Tokyo Mafia: Yakuza Wars - ?
Tokyo Mew Mew - 4Kids
Tokyo Revelation - ?
Tokyo Vice - ?
Toshinden, Battle Arena - ADV
Totoro (My Neighbor) - Disney
Toward the Terra - RightStuf
Transformers - Fox
Transformers: Heroes - Fox
Transformers: The Movie - Fox
Transformers: Villians - Fox
Triangle Session - ADV
Trigun - Geneon
Trouble Chocolate - Viz
Twilight of the Dark Master - Urban Vision
Twin Signal - Media Blasters
Tylor, Irresponsible Captain Music Video Collection - RightStuf
Tylor, Irresponsible Captain OVA - RightStuf
Tylor, Irresponsible Captain TV - RightStuf
Tylor, Irresponsible Captain: An Exceptional Episode - RightStuf

==ADULT SECTION (18+ ONLY)- shop here

Tales of Misbehavior - ?
Tales of Sintillation - ?
Tales of Titillation - ?
Tokio Private Police - ?
Tournament of the Gods - ?
TriAngle - ?
Twin Angels - ?
Twin Dolls - ?
Twisted Tales of Tokyo - ?

Getting close to the end of here.
But, do you have the MONEY?