(C92) [Nakasatogumi (Kumicho)] Hiyou-san no Oshiri o Mederu Hon (Kantai Collection -KanColle-)
Namaiki Kuchikukan Wakarase Challenge | I'll Make You Understand Challenge
(C92) [MeltdoWN COmet (Yukiu Con)] Kanade Challenge Zenpen
[Mogiki Hayami] Oshiri Asobi (COMIC Megastore Alpha 2016-03) [Chinese]
[Pija] Rikka to Akane-chan, Daigakusei to Asobu (SSSS.GRIDMAN) [Chinese] [兔司姬漢化組]
[Yuzuponz (Rikka Kai)] BITCH FIGHTER (Various) [English] [MintVoid] [Digital]
[Yuzuponz (Rikka Kai)] Delivery Bitch Mama Super (Dragon Ball Super) [English] [Doujins.com] [Digital]
(Futaket 11) [Shichimen Soka (Sexyturkey)] Idol ni Oshiri Ijirareru Hon (THE IDOLM@STER CINDERELLA GIRLS)
[Ishimuraya (Ishimura)] Watashi wa "Kore" o Oshiri ni Iremashita. (Kantai Collection -KanColle-) [Chinese] [无毒汉化组]
Akane-chan Challenge! 2-kaime
(C88) [Depression (Kirieppa)] Junyoukan Oshiri Bon Bootys (Kantai Collection -KanColle-)
Conquistadores: Kodai Iseki de Sanran Akume! Pharaoh Taieki Shokubai Hen
[Satuyo] Chikan to Oshiri to Boyish | Molester & Booty & Boyish (COMIC LO 2019-01) [English] [Doki Fansubs] [Digital]
Maki Challenge
(C77) [Dekitate Amaguri (Rikka)] Samui Fuyu ni Pokapoka Ryokucha (Touhou Project)
Futanari Milk Challenge 2 | 迫真水泳部・扶她的里技―第二章
[Ishimuraya (Ishimura)] Watashi wa "Kore" o Oshiri ni Iremashita. (Kantai Collection -KanColle-) [Digital]
(COMIC1☆7) [Bicolor (Kuroshiro Neko)] Rikka-chan Peropero (Dokidoki! Precure)
futanari milk challenge 5
(C87) [HEART OF GREEN (Midoriiro no Shinzou)] Futanari Shimakaze-chan ga Onaka wo Punch saretari Oshiri no Ana wo Kakuchousarenagara Shaseisaseraretarisuru Hon (Kantai Collection -KanColle-)
Koisuru Short Pants
Pitchiri Uniform de Oshiri Kunren
(C79) [Acid Noel (Mitsuki Rintarou)] Oshiri no Tanima ni Insert!! (Sora no Otoshimono)
[Mitsuki Rintarou] Oshiri na Kimochi
(Reitaisai 12) [Sake no Sanran (Haiiroguma)] Daiyousei no Cirno-chan no Oshiri Kaihatsu (Touhou Project)
[N.N.F.S (Various)] Takanashi Rikka 100P (Chuunibyou Demo Koi ga Shitai!)
[Tange Suzuki] Mirarechatta (Mama to Oshiri to Koumon to...) [Chinese] [死神个人汉化]
[Yuzuponz (Rikka Kai)] Bakunyuu Chitai wo Abakare Ikimakuru Heroine Tachi -Robo Anime Heroine Soushuuhen- (Various) [Digital]
[Kyuu (Shooya Akira)] Futtou Challenge 2 rev.2 (Sora no Manimani)
ETD Challenge.
Sennou Fuchou no Obenjo Challenge Isshuukan!
Chapter 4 - The Thing I Want
Mother and Aunt Summer Netorare Festival
(C85) [Yorokobi No Kuni (JOY RIDE)] Yorokobi no Kuni vol.20 Rikka wa Mana no Nikubenki | Yorokobi no Kuni Vol. 20 Rikka is Mana's Sexual Caretaker (Dokidoki! Precure) [English] {doujin-moe.us}
(C90) [Imomaru (Kenpi)] Reimu no Oshiri wa Kinoko Naedoko (Touhou Project) [English] [robypoo]
Rikka ChaAaAAaAAAaaAn!!
[Sake no Sanran (Haiiroguma)] Daiyousei no Cirno-chan no Oshiri Kaihatsu (Touhou Project) [Digital]
[Usotsukiya (Oouso)] Admiral-Hipper-kyuu Oshiri Hon (Kantai Collection -KanColle-) [Digital]
[Yuzuponz (Rikka Kai)] Homunculus 18-gou Seitai Energy Kyuushuu Tokkagata Sai Chousei Jikken Kiroku (Dragon Ball Z) [English] {doujins.com} [Digital]
(Kouroumu 5) [Tentendou (Tenten, Kibushi)] Sanae-san no Oshiri (Touhou Project)
Seieki Tamekomi Challenge
(C91) [Molossan (Morochin-san)] DokiDoki Mesuiki! Challenge!! (Various) [Chinese] [不協和音漢化]
Teisouring Challenge
(Nikudarake!!!!!! Gachinko Butoukai in chaos) [Kasuga Kikaku (Terujirou)] Gekokujou ni Chousen! | Junior Dominating Senior Challenge! [English]
Iemoto Challenge Series - Jinrui Hasshou no Chi de Mikai no Buzoku to Bunka Kouryuu Isshuukan
RikkachanfutomomoPeroperoMajikawaisugi | Rikka-chan's Just Too Cute. I Want To Lick Her Thighs.
I Challenge You!
[sky & si-o] 罪世 - バーサーカーチャレンジ | Tsumi Yo - Berserker Challenge [EN]
Misaki-chan no Lotion Challenge
(C95) [Ishimuraya (Ishimura)] Oshiri San no Shiriana Jii Kiroku [English]
(C92) [Andorogynous (Kiyose Kaoru)] Futanari Milk Challenge
Parasite Room
Toyokawa Fuuka to Oshiri no Hon
[Kikkaya (Uesugi Kyoushirou)] Haruka Challenge [English] [Scansforhumanity]
(COMIC1☆7) [Crazy9 (Ichitaka)] C9-06 Papa to Rikka no Hajimete Jijou | The Circumstances of Dad and Rikka's First Time (Dokidoki! Precure) [English] {doujin-moe.us}
(C87) [HarthNir (Misakura Nankotsu)] Tone-chan Oshiri Kai Ni!! (Kantai Collection -KanColle-)
Rikka-chan x Classmate NTR Omnibus
Yuusha no Sairoku Hon Challenge
[HONEY QP (Inochi Wazuka)] Pitchiri Uniform de Oshiri Kunren [Digital]
Takanashi Tits Co.
Oshiri-Hime no Junan
Yatte mireba eeyan ?
[Tohgoo (Fuyutugu)] Leopard-chan Oshiri no Ana de Yoru no Oshigoto (Yoru no Yatterman)
(C94) [Moruda Ramenya (Moruda)] Okei-san no Nukinuki Dosukebe Challenge | Okay-san's Dirty Lewd Challenge (Girls und Panzer) [English] {Doujins.com}
Chaldea Outdoor Challenge Abby-chan to Issho 3
Rikka Ryouran
[Anthology] Oshiri Kyoudai
(C91) [Pettanko! (Koshiriro)] Kanon-chan to Shotakko Ouji-chan (Sennen Sensou Aigis) [English] [Kuremisago]
[Hibon (Itami)] Yuu-kun CHALLENGE!! Kobe Hen [Digital]
[Yuzuponz (Rikka Kai)] 18-gou Sei Dorei Keikaku -Bulma to Krillin no Kyoubou de 18-gou ga Ochiru Made- (Dragon Ball Z) [Digital]
[Mizu] Kids Challenge
(C83) [Tiramisu Tart (Kazuhiro)] Sakuyano Oshiri na Rakugaki Bon (Touhou Project)
(C83) [RED RIBBON (Aheen)] DekomoRikka (Chuunibyou Demo Koi ga Shitai!) [English] =TV & Yuri-ism=
(C83) [Kotonosha (Mutsumi Masato)] Rikka Ryouran (Chuunibyou Demo Koi ga Shitai!)
Space Detective Jade Dan Indecent Challenge
Akatsuki-chan Mayonaka no Otoile Challenge
Ookiku Nattara!
(C85) [Fuketsudan (Chabo)] Oshiri Hojiri Mushi (Samurai Spirits, Galaxy Fight)
[HONEY QP (Inochi Wazuka)] Oshiri Hinpyoukai [English] [Otokonoko Scans] [Digital]
Etorofu-gata Muchikko Kodomo Challenge