| Anata ni Ienai Himitsu no Nozomi | 2017-12-29 | - (4) |
| Anata ni Ienai Himitsu no Kinenbi | 2014 | - |
| Anata ni Ienai Himitsu no Ibasho | 2022-08-13 | - |
| Anata ni Ienai Himitsu no Akuma | 2024-08 | - |
| Anata ni Autame ni Tomo ni Iku | 2023-03-31 | - |
| Anata mo Iro ni Somarimasu | 2022-12-29 | - |
| Anata ga Tanetsuke Shita no wa Ai Suru Tsuma Desu ka? ~Sukebe na Futago no Ane ga Kodane o Motomete Koshi o Furu~ | 2022-11-18 | 5.50 (29) |
| Anata ga Otoko LOVE Zenkai no Kankyou ni Umareta Shounen Dattara... | 2017-11-08 | - |
| Anata ga Iru no ni Netorarechau ~Onna no Ko Doushi no Aida ni Watte Hairu Jogakuen Dansei Kyouin~ | 2020-03-27 | 7.10 (93) |
| Anata ga Hoshii... | 2003-10-25 | - (4) |
| Anata e no Ai wa Ikiteiru | 2021-07-16 | - |
| Anata e Ai ni | 2021-08-26 | - (2) |
| Anata Nikki ~Euforia~ | 2013-05-27 | 6.70 (12) |
| Anata Nanka ni Makemasen! Fuuin Sareshi Mahou Shoujo Magic Lily VS Kodai no Aku no Joou Sharifa Mahou Shoujo o Shokushu Goumon de Nejifusero! | 2019-09-19 | - (1) |
| Anata Gomennasai, Watashi Mou... | 2014-06-16 | 6.60 (102) |
| Anaru Kokukou Daraku ~Kokujin Chi*po ni Maketa Watashi~ | 2014-12-30 | 5.80 (14) |
| Anamnesis | 2023-05-05 | - |
| Anamnesis | 2011-02-05 | 5.50 (11) |
| Anamnesia | - | 6.50 (16) |
| Analogue: A Hate Story | 2012-01-31 | 7.10 (1577) |
| Analistica Academy | 2018-02-02 | 4.70 (59) |
| Anal * Teacher ~Kando Ryoukou!? Gyaku Lesson~ | 2016-06-10 | 6.00 (56) |
| Anal * Mama ~Ushiro no Ana wa Musuko Sen'you na no~ | 2014-03-20 | 5.90 (89) |
| Anakoi ~Koukousei Ren'ai Hakusho~ | 2013-01-31 | - (4) |
| Anakku No.1 ~Bloomer Shoujo no Kyoushi Ijime~ | 2011-05-03 | 5.90 (16) |
| Anaheim Girl's Love Story | 2009-12-30 | 6.80 (61) |
| Anagan Oyako | 2003-08-08 | 6.30 (8) |
| Anador | 2023-03-18 | - |
| Ana-ake Punch! | 2011-12-31 | - |
| Ana o Holi-makuru zoo! Ryakushite Ana Holic Z! | 2013-04-18 | - |
| Ana no Machi | 2024-06-27 | 5.10 (5) |
| Ana ga Aru ANA-GIRL | 2001-08-10 | - |
| Ana Ningyou | 2003-05-30 | 5.10 (6) |
| Ana Buta ~Kachikuyou Niku Benki~ | 2012-06-29 | - (1) |
| An'yo no Toriko | 2019-01-01 | - |
| An unforked road | 2003-05-06 | - |
| An unforgettable date | 2023-01-27 | - |
| An t-Slighe Dìomhair | 2025-09-30 | - |
| An ode to the Macabre Gala | 2024-02-24 | - |
| An eternity with you | 2022-11-07 | - |
| An end to all sickness | 2025-10-23 | - |
| An alien girl fell on my head, and now I must save our world by demonstrating great and beautiful love | - | - |
| An Ye zhi Hua | 2024-05-18 | - (3) |
| An Untitled Form Of Derangement | - | - |
| An Unexpected Turn of Events | - | - (1) |
| An Unconventional School | - | - (4) |
| An Un-epic story: The adventure of Enki and Tiny Freddie | 2021-07-20 | - (2) |
| An Owl and a Crow | - | 5.00 (7) |
| An Otaku's Guide to Santa's Reindeer | - | - (3) |
| An Otaku Like Me Has 2 Fiancees?! | 2020-06-17 | 6.10 (8) |