| 1999ChristmasEve | | | 2000-12-27 | - (4) |
| 2nd Teen Story: X-mas | | | 2011-01-11 | 5.99 (33) |
| A Cauldron Christmas | | | 2024-12-23 | - (0) |
| A Christmas Tradition | | | 2018-12-25 | 4.60 (6) |
| Aikotoba | | | 2019-12-20 | 7.19 (168) |
| Air in X'mas | | | 2005-12-25 | - (0) |
| All I Want for Christmas is You | | | 2021-11-06 | - (0) |
| Amanatsu+ | | | 2024-08-30 | 7.65 (49) |
| Anonono. ~Kimi to Sugoshita Ano Hi Ano Toki Ano Mirai~ | | | 2003-12-12 | 6.65 (13) |
| A Second Circle Christmas | | | 2021-12-25 | - (0) |
| A Tropical Christmas | | | 2024-12-22 | - (1) |
| A Tsundere Carol | | | 2014-12-25 | 6.41 (25) |
| A Very Killer Chat! Christmas | | | 2024-12-30 | - (0) |
| A Winter's Daydream | | | 2018-10-15 | 6.61 (63) |
| Ban'you Natsu Matsuri | | | 2018-10-28 | - (1) |
| Bara yori mo Bara no Gotoku | | | 2012-01-24 | - (1) |
| Between the Shrouded Peaks | | | 2021-10-07 | - (2) |
| Bitter/Sweet Blythe | | | 2023-02-28 | 6.54 (10) |
| Blind Prism ~First Love~ | | | 2014-08-15 | - (1) |
| Bloom Of The White Crystal | | | 2023-12-25 | - (0) |
| Blue Christmas | | | 2016-12-25 | - (2) |
| Boku-tachi no Asobikata 3 | | | 2006-01-18 | - (0) |
| Bol'shaja Medvedica | | | 2017-01-14 | 6.13 (56) |
| Burnt ToaSt | | | 2021-12-17 | - (2) |
| Candied Carols | | | unknown | - (2) |
| Christmas | | | 2011-01-27 | - (4) |
| Christmas at Marisol Bay | | | 2020-12-31 | - (3) |
| Christmas Celebration With Sakuya Izayoi | | | 2021-12-21 | 5.27 (20) |
| Christmas☆Crasher | | | 2012-12-18 | - (3) |
| Christmas * Flower | | | 2018-04-27 | 6.34 (22) |
| Christmas in Space | | | 2022-01-01 | - (3) |
| Christmas Otome | | | 2021-10-30 | 6.53 (10) |
| Christmas Party | | | 2017-12-18 | 4.31 (5) |
| Christmas★Present | | | 2003-12-05 | 6.55 (10) |
| Christmas Spirits: Two Sisters in Feud | | | TBA | - (0) |
| Christmas Sweaters | | | 2014-12-21 | 6.08 (7) |
| Christmas Tina -Utakata Toukei- | | | 2019-12-20 | 7.70 (241) |
| Christmas with My Sister | | | 2024-12-11 | - (0) |
| Cla☆Cra - CLASSY☆CRANBERRY'S | | | 2010-07-23 | 7.41 (236) |
| Claus' Secret Surprise | | | 2024-12-23 | - (1) |
| Corpse Party -The Anthology- Sachiko no Ren'ai Yuugi ♥ Hysteric Birthday 2U | | | 2012-08-02 | 6.69 (259) |
| Cosmo Kramer's Hentai Adventure 3: Kramer's Christmas Hentai Adventure | | | 2006-12-24 | - (1) |
| D.C. Dream X'mas ~Da Capo~ Dream Christmas | | | 2010-12-24 | 7.14 (53) |
| D.C. II ~Da Capo II~ Harukaze no Ultimate Battle! | | | 2006-04-15 | 6.25 (23) |
| Den' cvetenija Ekvestrii | | | 2014-03-31 | 5.93 (15) |
| Doomed Love | | | 2021-06-11 | - (4) |
| Dual Chroma: Academy Carols | | | 2023-01-01 | - (4) |
| Ecchi Sensei: Lewdmas & Lewd Year Special | | | 2018-12-31 | - (2) |
| Echoes of a Winter Past | | | 2023-12-29 | - (2) |
| Emi - Christmas Special | | | 2024-01-12 | - (2) |