The following anime aired in 2006.
| Title | Type | Year | Avg | Rank | Want to Watch | Watching | Dropped | Status Eps |
|---|---|---|---|---|---|---|---|---|
| 009-1 | TV | 2006 | 2.14 | 4,012 | 1,071 | 239 | 346 | |
| Ah! My Goddess: Flights of Fancy | TV | 2006 | 4 | 637 | 2,911 | 345 | 239 | |
| Aim for the Top 2! | OVA | 2004 | 3.93 | 740 | 1,790 | 105 | 72 | |
| Air Gear | TV | 2006 | 3.94 | 731 | 4,637 | 1,399 | 1,606 | |
| Aizu Pure | OVA | 2005 | 3.23 | 2,006 | 1,539 | 106 | 156 | |
| Akagi | TV | 2005 | 3.95 | 713 | 1,749 | 295 | 305 | |
| Akubi Girl | TV | 2006 | 2.31 | 3,730 | 21 | 1 | 1 | |
| Amaenaideyo!! Katsu!! | TV | 2006 | 3.18 | 2,104 | 1,742 | 236 | 225 | |
| Amaenaideyo!! Katsu!! Special | DVD Special | 2006 | 2.88 | 2,690 | 540 | 23 | 17 | |
| Amazing Nuts! | OVA | 2006 | 2.82 | 2,800 | 642 | 20 | 17 | |
| Angel Heart | TV | 2005 | 3.14 | 2,195 | 1,266 | 281 | 300 | |
| Angelique ~When the Heart Awakens~ | TV | 2006 | 2.64 | 3,134 | 1,385 | 111 | 133 | |
| Angel's Feather | OVA | 2006 | 1.82 | 4,453 | 1,241 | 87 | 139 | |
| Animal Crossing | Movie | 2006 | 2.64 | 3,130 | 711 | 26 | 47 | |
| Animal Yokocho | TV | 2005 | 2.36 | 3,639 | 271 | 27 | 73 | |
| Ankoku Cat | Web | 2006 | 1.99 | 4,240 | 132 | 7 | 14 | |
| Ape Escape | TV | 2006 | 1.81 | 4,472 | 227 | 15 | 44 | |
| Aria the Natural | TV | 2006 | 4.22 | 318 | 1,796 | 224 | 108 | |
| Aria the Natural Special | DVD Special | 2006 | 4.09 | 502 | 500 | 11 | 3 | |
| Ar Tonelico Sekai no Owari de Utai Tsuzukeru Shoujo | OVA | 2006 | 2.44 | 3,501 | 1,058 | 24 | 17 | |
| Asatte no Houkou | TV | 2006 | 3.43 | 1,635 | 1,283 | 104 | 145 | |
| Atashinchi | TV | 2002 | 2.74 | 2,951 | 137 | 50 | 32 | |
| Ayakashi - Japanese Classic Horror | TV | 2006 | 3.61 | 1,300 | 2,688 | 225 | 246 | |
| Ayumayu Theater | Web | 2006 | 2.18 | 3,940 | 324 | 10 | 8 | |
| Bakegyamon | TV | 2006 | 2.05 | 4,155 | 146 | 9 | 16 | |
| Bakkyuu HIT! Crash B-Daman | TV | 2006 | 2.69 | 3,048 | 20 | 0 | 2 | |
| Bakumatsu Kikansetsu Irohanihoheto | TV | 2006 | 3.2 | 2,075 | 2,349 | 462 | 418 | |
| BALDR FORCE EXE Resolution | OVA | 2006 | 2.96 | 2,538 | 1,015 | 74 | 95 | |
| Bartender | TV | 2006 | 3.38 | 1,735 | 1,600 | 290 | 463 | |
| Beet the Vandel Buster Excellion | TV | 2005 | 2.86 | 2,716 | 576 | 100 | 120 | |
| Beyond the Train Tracks | Movie | 2006 | 2.52 | 3,359 | 51 | 0 | 4 | |
| Binbou Shimai Monogatari | TV | 2006 | 3 | 2,464 | 902 | 64 | 129 | |
| Binchou-tan | TV | 2006 | 2.92 | 2,608 | 494 | 51 | 111 | |
| Black Blood Brothers | TV | 2006 | 3.73 | 1,087 | 2,824 | 562 | 446 | |
| Black Cat | TV | 2005 | 3.75 | 1,044 | 6,148 | 1,722 | 1,344 | |
| Black Cat Special | DVD Special | 2006 | 3.51 | 1,488 | 873 | 13 | 2 | |
| Black Jack | TV | 2004 | 3.32 | 1,836 | 936 | 236 | 222 | |
| Black Jack 21 | TV | 2006 | 3.35 | 1,783 | 758 | 43 | 96 | |
| Black Lagoon | TV | 2006 | 4.4 | 114 | 6,507 | 1,423 | 857 | |
| Black Lagoon: The Second Barrage | TV | 2006 | 4.49 | 54 | 3,765 | 555 | 134 | |
| Bleach | TV | 2004 | 4.07 | 525 | 3,286 | 38,123 | 11,474 | |
| Bleach Movie 1: Memories of Nobody | Movie | 2006 | 3.89 | 814 | 2,384 | 92 | 50 | |
| Blood+ | TV | 2005 | 3.83 | 919 | 7,665 | 3,218 | 2,930 | |
| Bloody Date | Web | 2006 | 1.5 | 4,748 | 52 | 2 | 3 | |
| Bloody Night | Web | 2006 | 1.4 | 4,802 | 44 | 2 | 1 | |
| Bokura ga Ita | TV | 2006 | 3.67 | 1,192 | 4,188 | 804 | 1,084 | |
| Boku wa Kuma | Music Video | 2006 | 1.7 | 4,572 | 30 | 0 | 1 | |
| Brave Story | Movie | 2006 | 3.9 | 789 | 1,003 | 34 | 25 | |
| Brighter Than the Dawning Blue | TV | 2006 | 3.55 | 1,415 | 1,448 | 179 | 134 | |
| Busou Renkin | TV | 2006 | 3.83 | 906 | 4,746 | 1,068 | 1,227 | |