April Fanbox Comic
[Maorenc] March 2021 and April 2021 Comic
Boukensha-Chan fanbox 2021.7~2022.10
April to Ansel ga Imushitsu de Ichaicha suru Manga
[えと]FANBOX [R-18G]（2021，4）p6
[Takashima] FANBOX Matome Bangaihen Hamerare Daisuki Bitch-chan Extra! ~Atashi Senyou no Sao Ikusei Keikaku~ | FANBOX Collection Extra [English] [Project Valvrein]
April 2021 set
[Mita Kurumi] Nee-chan! April Fool! | Sister! April Fools' Day! (COMIC Penguin Club 2014-05) [Chinese] [Drz漢化]
[18master] pixiv&FANBOX (2021-7-8,10) [Chinese] [興趣使然的個人機翻]
April 2021 GOLD Pack | Silverjow
