- Ano Hi Mita Hana no Namae wo Bokutachi wa Mada Shiranai.
- Ano Hi Mita Hana no Namae wo Bokutachi wa Mada Shiranai. Movie
- Ano Natsu de Matteru
- Ano Natsu de Matteru: Bokutachi wa Koukou Saigo no Natsu wo Sugoshinagara, Ano Natsu de Matteiru.
- Another
- Another: The Other - Inga
- Ansatsu Kyoushitsu
- Ansatsu Kyoushitsu 2nd Season
- Ansatsu Kyoushitsu 2nd Season: Kagaijugyou-hen
- Ansatsu Kyoushitsu: 365-nichi no Jikan
- Ansatsu Kyoushitsu: Deai no Jikan
- Ansatsusha de Aru Ore no Status ga Yuusha yori mo Akiraka ni Tsuyoi no da ga
- Anyamal Tantei Kiruminzoo
- Ao Ashi
- Ao Haru Ride
- Ao Haru Ride OVA
- Ao no 6-gou
- Ao no Exorcist
- Ao no Exorcist Movie
- Ao no Exorcist Movie Special
- Ao no Exorcist: Kuro no Iede
- Ao no Exorcist: Kyoto Fujouou-hen
- Ao no Exorcist: Kyoto Fujouou-hen OVA
- Ao no Exorcist: Shimane Illuminati-hen
- Ao no Exorcist: Ura Ex
- Ao no Exorcist: Yosuga-hen
- Ao no Exorcist: Yuki no Hate-hen
- Ao no Hako
- Ao no Kanata no Four Rhythm
- Ao no Miburo
- Ao no Orchestra
- Ao no Orchestra Season 2
- Ao Oni The Animation
- Aoharu x Kikanjuu
- Aoharu x Kikanjuu: Kemono-tachi no Senjou da na!
- Aoi Blink
- Aoi Bungaku Series
- Aoi Hana
- Aoi Hitomi no Onnanoko no Ohanashi
- Aoi Kioku: Manmou Kaitaku to Shounen-tachi
- Aoi Sekai no Chuushin de
- Aoki Densetsu Shoot!
- Aoki Densetsu Shoot! (Movie)
- Aoki Hagane no Arpeggio: Ars Nova
- Aoki Hagane no Arpeggio: Ars Nova Cadenza
- Aoki Hagane no Arpeggio: Ars Nova DC
- Aoki Honoo
- Aoki Ryuusei SPT Layzner
- Aoki Ryuusei SPT Layzner OVA
- Aoshi Jiuchong Tian
- Aozora Shoujo-tai
- Apfelland Monogatari
- Apocalypse Hotel
- Appare-Ranman!
- Appleseed
- Appleseed (Movie)
- Appleseed Alpha
- Appleseed Saga Ex Machina
- Appleseed XIII
- Appleseed XIII Remix Movie 1: Yuigon
- Appleseed XIII Remix Movie 2: Yogen
- Aquarian Age: Sign for Evolution
- Aquarion Evol
- Aquarion Logos
- Aquarion Movie: Ippatsu Gyakuten-hen
- Ar Tonelico: Sekai no Owari de Utai Tsuzukeru Shoujo
- Arabian Nights: Sindbad no Bouken
- Araburu Kisetsu no Otome-domo yo.
- Arad Senki: Slap Up Party
- Aragne no Mushikago
- Araiguma Calcal-dan
- Araiguma Rascal
- Arakawa Under the Bridge
- Arakawa Under the Bridge x Bridge
- Arashi no Yoru ni
- Arata Kangatari
- Aratanari Fukaki Ao
- Arc the Lad
- Arcade Gamer Fubuki
- Arcade Gamer Fubuki Extra
- Arcana Famiglia
- Arcana Famiglia: Capriccio - stile Arcana Famiglia
- Area 88
- Area 88 (TV)
- Area no Kishi
- Arei no Kagami: Way to the Virgin Space
- Arete Hime
- Argento Soma
- Argento Soma Special
- Argonavis from BanG Dream!
- Aria the Animation
- Aria the Avvenire
- Aria the Benedizione
- Aria the Crepuscolo
- Aria the Natural
- Aria the Origination
- Aria the Origination Picture Drama
- Aria the Origination: Sono Choppiri Himitsu no Basho ni...
- Aria the OVA: Arietta
- Ariel Deluxe
- Ariel Visual
- Arifureta Shokugyou de Sekai Saikyou
- Arifureta Shokugyou de Sekai Saikyou 2nd Season
- Arifureta Shokugyou de Sekai Saikyou 2nd Season Special
- Arifureta Shokugyou de Sekai Saikyou Season 3
- Arifureta Shokugyou de Sekai Saikyou Specials
- Arifureta Shokugyou de Sekai Saikyou: Maboroshi no Bouken to Kiseki no Kaigou
- Arion
- Ark IX
- Arknights: Fuyukomori Kaerimichi
- Arknights: Reimei Zensou
- Arknights: Rise from Ember
- Armed Blue Gunvolt
- Armitage III
- Armitage III: Dual-Matrix
- Armitage III: Poly-Matrix
- Around 40 Otoko no Isekai Tsuuhan
- ARP Backstage Pass
- ARP Backstage Pass Special
- Ars no Kyojuu
- Arslan Senki (TV)
- Arslan Senki (TV): Fuujin Ranbu
- Arslan Senki (TV): Tsuioku no Shou - Dakkan no Yaiba
- Arte
- Artiswitch
- Aru Asa Dummy Head Mic ni Natteita Ore-kun no Jinsei
- Aru Majo ga Shinu Made
- Aru Tabibito no Nikki
- Aru Tabibito no Nikki Specials
- Aru Zombie Shoujo no Sainan (ONA)
- Arve Rezzle: Kikaijikake no Yousei-tachi
- Asa made Jugyou Chu!
- Asagao to Kase-san.
- Asatir 2: Mirai no Mukashi Banashi
- Asatir: Mirai no Mukashi Banashi
- Asatte no Houkou.
