[Arahabaki (Kuraya)] Uta x Masaru Halloween Futanari Chikan Densha | Uta x Masaru Halloween Futanari Pervert Train (Suzuka Utako, Suzuki Masaru) [English] {Doujins.com} [Digital]
[Miyahara Ayumu] Shimoeda-san chi no Akarui Shokutaku | The Shimoedas, a poor but happy circle [English] {Lollipop Scans}
[Miyata Ichimi] Scathach no Halloween (Fate/Grand Order) [Chinese]
Naedoko Kuppuku Happy End | 씨받이노예화 HAPPY END
[Oyster] Tojou no Danran | Happy Abattoir Families (COMIC Mate 2013-12) [English] =StatistcallyNP + LWB=
Souma Ikka no Halloween
(C78) [ciaociao (Araki Kanao)] HAPPY EDEN CUTE (Hayate no Gotoku!)
(C81) [Happy Water (Kizaki Yuuri)] Colorful ga Nai (Boku wa Tomodachi ga Sukunai)
Halloween Hen
[HAPPY WATER (Kizaki Yuuri)] Yoru Hime -Yoruichisan to Orihimechan- (Bleach) [English] [SaHa]
(C74) [Sorairo March (Narusawa Sora)] Jun-nyan to Issho (Happiness!)
[Yuriwhale] Aoba x Hifumi Halloween 2018 (NEW GAME!)
Child-Making Halloween
[Miyata Ichimi] Halloween Hen (Fate/Grand Order) [Chinese]
(Comic Castle 2005) [HAPPY WATER (Kizaki Yuuri)] Meerchan no DOKIDOKI taiken (Gundam SEED DESTINY)
[Morino Kasumi] Happy Drunk (COMIC Kairakuten BEAST 2014-12) [Chinese] [漢化組漢化組]
(C78) [AREYOUHAPPY? (Asai Ichiko)] Seramegasana! (Touhou Project)
(C71) [HAPPY WATER (Kizaki Yuuri)] Colorful Geass (Code Geass: Lelouch of the Rebellion) [English] [D-W]
(Puniket 28) [Tori no Ya (Mashikodori)] Kyou mo Happy Happiness! (Jewelpet Happiness) [Sample]
I'm Happy, Even as your Slave