The following anime aired in 2009.
| Title | Type | Year | Avg | Rank | Want to Watch | Watching | Dropped | Status Eps |
|---|---|---|---|---|---|---|---|---|
| Tayutayu -Pure my Heart- | DVD Special | 2009 | 2.45 | 3,480 | 475 | 14 | 4 | |
| Tears to Tiara | TV | 2009 | 3.42 | 1,652 | 3,134 | 1,063 | 733 | |
| Tegami Bachi TV | TV | 2009 | 3.85 | 874 | 2,867 | 1,012 | 598 | |
| Tekuteku Arukou | Music Video | 2009 | 1.29 | 4,858 | 15 | 1 | 0 | |
| Tenchi Muyo! War on Geminar | OVA | 2009 | 4.41 | 101 | 1,928 | 384 | 114 | |
| Tengen Toppa Gurren Lagann Gekijouban Zenyasai Special: Viral's Sweet Dream | Other | 2009 | 3.91 | 779 | 1,051 | 16 | 6 | |
| Tengen Toppa Gurren Lagann: Kirameki Yoko Box ~Pieces of Sweet Stars~ | Music Video | 2009 | 3.62 | 1,289 | 1,198 | 14 | 4 | |
| Tengen Toppa Gurren Lagann: Lagann-hen | Movie | 2009 | 4.42 | 94 | 2,296 | 43 | 13 | |
| Tennis no Ouji-sama: Another Story ~Kako to Mirai no Message~ | OVA | 2009 | 4.01 | 623 | 287 | 16 | 8 | |
| Tennis no Ouji-sama: Zenkoku Taikai-hen Final | OVA | 2008 | 4.29 | 231 | 615 | 93 | 16 | |
| Tentai Senshi Sunred | TV | 2008 | 4.02 | 593 | 896 | 149 | 127 | |
| Tentai Senshi Sunred 2 | TV | 2009 | 4.37 | 143 | 392 | 66 | 15 | |
| Tentai Senshi Sunred Specials | DVD Special | 2009 | 3.96 | 694 | 211 | 6 | 5 | |
| Tetsuwan Birdy Decode 2 | TV | 2009 | 4 | 631 | 1,560 | 266 | 84 | |
| Tetsuwan Birdy Decode: The Cipher | OVA | 2009 | 3.71 | 1,125 | 403 | 7 | 1 | |
| The Asylum Session | Movie | 2009 | 1.62 | 4,649 | 150 | 8 | 7 | |
| The Familiar of Zero: Princess no Rondo Picture Drama | DVD Special | 2008 | 3.35 | 1,790 | 1,105 | 57 | 40 | |
| The Girl Who Leapt Through Space | TV | 2009 | 3.04 | 2,383 | 1,811 | 357 | 296 | |
| The Rebirth of Buddha | Movie | 2009 | 2.19 | 3,923 | 131 | 5 | 5 | |
| The Red Thread | TV Special | 2009 | 2.42 | 3,533 | 47 | 1 | 4 | |
| The Sacred Blacksmith | TV | 2009 | 3.24 | 1,998 | 1,997 | 783 | 575 | |
| The TV Show | Music Video | 2009 | 3.96 | 698 | 39 | 0 | 0 | |
| Thriller Restaurant | TV | 2009 | 2.5 | 3,394 | 749 | 210 | 198 | |
| Time of Eve | Web | 2008 | 4.48 | 65 | 3,463 | 694 | 122 | |
| To | OVA | 2009 | 2.78 | 2,872 | 294 | 18 | 19 | |
| To Aru Majutsu no Index | TV | 2008 | 4.15 | 407 | 4,234 | 1,769 | 701 | |
| To Aru Majutsu no Index: A Certain Magical Index-tan | DVD Special | 2009 | 3.5 | 1,510 | 1,382 | 66 | 17 | |
| To Heart 2 AD Plus | OVA | 2009 | 3.05 | 2,363 | 726 | 53 | 14 | |
| Tokimeki Memorial 4 OVA | OVA | 2009 | 2.56 | 3,287 | 148 | 6 | 4 | |
| Tokio Heidi Stand | Web | 2009 | 0.8 | 4,936 | 8 | 0 | 0 | |
| Tokyo Magnitude 8.0 | TV | 2009 | 4.26 | 259 | 2,643 | 471 | 338 | |
| To Love-Ru OVA | OVA | 2009 | 3.81 | 957 | 1,976 | 928 | 134 | |
| Tonari no 801-chan R | OVA | 2009 | 1.96 | 4,276 | 131 | 0 | 0 | |
| Toradora! | TV | 2008 | 4.51 | 41 | 5,374 | 2,506 | 864 | |
| Toradora SOS! | DVD Special | 2009 | 2.49 | 3,406 | 1,418 | 125 | 165 | |
| Toriko | Other | 2009 | 3.25 | 1,975 | 699 | 134 | 36 | |
| Tower of Druaga: The Sword of Uruk | TV | 2009 | 3.82 | 925 | 1,974 | 382 | 179 | |
| Toyama Kankou Anime Project | Web | 2009 | 1.34 | 4,832 | 31 | 1 | 4 | |
| Training with Hinako | OVA | 2009 | 1.28 | 4,859 | 739 | 34 | 48 | |
| Trapeze | TV | 2009 | 3.97 | 678 | 1,489 | 180 | 226 | |
| Tsubasa Shunraiki | OVA | 2009 | 4.34 | 183 | 2,161 | 147 | 18 | |
| Tytania | TV | 2008 | 3.12 | 2,223 | 837 | 249 | 227 | |
| Uchurei! | TV | 2009 | 1.7 | 4,572 | 17 | 10 | 13 | |
| Uchuu Senkan Yamato: Fukkatsu Hen | Movie | 2009 | 3.58 | 1,350 | 156 | 2 | 6 | |
| Ukkari Penelope (2009) | TV | 2009 | 2.82 | 2,796 | 49 | 10 | 11 | |
| Umi Monogatari ~Anata ga Ite Kureta Koto~ | TV | 2009 | 2.43 | 3,517 | 919 | 193 | 274 | |
| Umi Monogatari: Kanon to Iku Amamikoshima | DVD Special | 2009 | 1.66 | 4,618 | 87 | 0 | 2 | |
| Umi Monogatari: Marin no Kore Naani? | DVD Special | 2009 | 1.61 | 4,668 | 53 | 0 | 2 | |
| Umineko no Naku Koro ni | TV | 2009 | 3.87 | 839 | 3,636 | 1,205 | 652 | |
| Umineko no Naku Koro ni Specials | DVD Special | 2009 | 2.8 | 2,832 | 691 | 50 | 32 | |