| Anthology With Cranes | | Koji YAMAMURA | 2011 | 1:55 Min. | Nippon Animation | 2014 |
| Antithesis | | Kachi CHAN | 2017 | 5:56 Min. | Nippon Visions | 2019 |
| Antonym | 螺旋銀河 | Natsuka KUSANO | 2014 | 73 Min. | Nippon Visions | 2014 |
| Any Crybabies Around? | 泣く子はいねぇが | Takuma SATO | 2020 | 108 Min. | Nippon Cinema | 2022 |
| Anywhere | | Lyota TAKAHASHI | 2018 | 6:55 Min. | Nippon Animation | 2019 |
| Aoi Swimming: We Are Lumpen | | Mikio SAITO | 2018 | 3:45 Min. | Nippon Visions | 2019 |
| Apartment | | Jun AOKI | 2004 | 5:20 Min. | Nippon Digital | 2005 |
| Apparatus M | | Takashi ITO | 1996 | 6 Min. | Nippon Retro | 2007 |
| Apple Colored Water | | Saeko AKAGI | | 5 Min. | Nippon Digital | 2005 |
| Apple Computer Promo | | Sei HISHIKAWA @ Drawing + Manual Inc | | Min. | Nippon Digital | 2002 |
| Apple Humming | | Saeko AKAGI | | Min. | Nippon Digital | 2005 |
| Appleseed | | Shinji ARAMAKI | 2004 | 103 Min. | Nippon Cinema | 2005 |
| Appleseed Alpha | アップルシード アルファ | Shinji ARAMAKI | 2014 | 93 Min. | Nippon Animation | 2015 |
| Appleseed: Ex Machina | エクスマキナ | Shinji ARAMAKI | 2007 | 105 Min. | Nippon Cinema | 2008 |
| Aquatic | | Koji YAMAMURA | 1987 | 5 Min. | Nippon Digital | 2004 |
| Aragami | | Ryuhei KITAMURA | 2002 | 80 Min. | Nippon Cinema | 2004 |
| Arch Angels | | Issei ODA | 2006 | 90 Min. | Nippon Cinema | 2007 |
| Arirang Rhapsody | アリラン ラプソディ〜海を越えたハルモニたち〜 | Sungwoong KIM | 2023 | 125 Min. | Nippon Docs | 2024 |
| Aristocrats | あのこは貴族 | Yukiko SODE | 2020 | 124 Min. | Nippon Cinema | 2021 |
| Arita | | Shunji IWAI | 2002 | Min. | Nippon Cinema | 2004 |
