(C85) [Wasuraruru Tegami (Binsen)] Elf Shimai no Chousen | The Elf Sisters' Challenge [English] [Mistvern]
Namaiki Kuchikukan Wakarase Challenge
(C93) [MeltdoWN COmet (Yukiu Con)] Kanade Challenge Kouhen [Chinese] [Lolipoi汉化组]
[Tange Suzuki] Mama no Koumon - Mommy’s Anus (Mama to Oshiri to Koumon to Ch.4) [English][Decensored]
[Maitaimu] Ojousama no Tsumetai Oshiri
(C82) [Asanoya (Kittsu)] Kichiku na Ao-kun to Fleur-tan no Oshiri (Eureka Seven AO)
(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}
(C82) [Bizensiki Roroppu (Bizen)] Okaeri no Oshiri Ecchi [English] [DFC]
Clarice-san to Oshiri de suru Hon
Rikka ChaAaAAaAAAaaAn!!
[Pride ZERO] Oshiri Youmu (Touhou Project)
Futanari Milk Challenge 6
[Shichimen Soka (Sexyturkey)] Musume ni Oshiri Ijirareru Hon (Amaama to Inazuma) [Digital]
[Niliu Chahui] Male Swimsuit Challenge [English]
Rikka SECRET
[Kokusan JK (Velzhe)] Kagi Catch Challenge 2
[Mitsuki Rintarou] Oshiri na Kimochi
[Rivajima (Yajima Index)] Mata Kouhai ni Buruma Kisasete Oshiri no Ana made... Senpai wa Mou Dame desu! (Amagami)
Challenge Completed!
[Mado no Kuchibue Fuki (Madae Thor)] Papa to Rikka no Hamedori Seichou Kiroku (Dokidoki! Precure) [Digital]
Saimin Tengoku Challenge 05
[Sake no Sanran (Haiiroguma)] Daiyousei no Cirno-chan no Oshiri Kaihatsu | Great Fairy Cirno-chan's Anal Training! (Touhou Project) [English] [Erelzen] [Digital]
(C100) [Yuzuponz (Rikka Kai)] Seiyoku Shori Ningen 18-gou - 2 Tsu no Uchuu no Kessen Sonogo (Dragon Ball Super)
[Tange Suzuki] Mama to Oshiri to Koumon to... - Mom und Gesäß und Anus
Kurokoshi You] Challenge Week
Hina Iinchou Amae Heta Kokufuku Challenge
(C93) [Usotsukiya (Oouso)] Kashima-chan no Oshiri o ijimeru Hon (Kantai Collection -KanColle-)
Rikka Ryouran
[HONEY QP (Inochi Wazuka)] Oshiri Hinpyoukai Kyoku [English] [Otokonoko Scans] [Digital]
(Reitaisai 10) [Ruiketsuan (Namidame)] Kasen-chan no Oshiri ga Rambutan (Touhou Project)
JC Chinpo-beya Ikkagetsu Seikatsu Challenge!
(C91) [Molossan (Morochin-san)] DokiDoki Mesuiki! Challenge!! (Various) [Chinese] [不協和音漢化]
Geneki Super Idol Ikaseai Challenge! Clear de 100-man Yen! Shippai Suru to AV Debut!?
Rikka, Gakkou Sabotte Kareshi no Dekachin Oshaburi + Geppu
[Calm Atmosphere (Shinya, k.tomo)] Otokonoko Maid no Oshiri Sex Nikki Vol. 1 [Chinese] [不协和音个人汉化] [Digital]
[Mizu] Kids Challenge
Rikka o Kowasu Samenai Akumu
[Sakura Garden (Shirosuzu)] Chaldea Outdoor Challenge Abby-chan to Issho | Chaldea Outdoor Challenge with Abby-chan (Fate/Grand Order) [English] [The Blavatsky Project] [Digital]
[Yuzuponz (Rikka Kai)] Geneki Kakutouka Chun-Li Namahame Off-kai (Street Fighter) [Digital]
[kogasaki yuina] JK Mamamo No Shuugakuryokou Oppai Challenge | JK玉藻的畢業旅行ㄋㄟㄋㄟ大冒險 [Chinese] (Fate/Grand Order)[三色的大猩猩翻譯同盟]
Kouiu Koyuki mo Dou desu ka?!
(C83) [Nama Cream Biyori (Nanase Meruchi)] Rikka to Koi Shitai (Chuunibyou Demo Koi ga Shitai!) [SMDC] [English]
[Sakura Garden (Shirosuzu)] Chaldea Outdoor Challenge Abby-chan to Issho 2 | Chaldea Outdoor Challenge with Abby-chan 2 (Fate/Grand Order) [English] [The Blavatsky Project] [Digital]
(Futaket 11) [Shichimen Soka (Sexyturkey)] Idol ni Oshiri Ijirareru Hon | An Idol Plays With Your Butt (THE IDOLM@STER CINDERELLA GIRLS) [English] [Dark Mac]
#SoniCha Ikuiku Challenge
(Futaket 14) [ANDOROGYNOUS (Kiyose Kaoru)] Futanari Milk Challenge 3 | 迫真水泳部・扶她的里技―第三章[风俗店篇] [Chinese] [鬼迷日眼的莱科少校个人川话化]
[Sian] Gals Bitch After Oshiri Hen | Gyaru Slut! After Butt Edition (Namahame Gals Bitch! Toranoana Gentei Leaflet) [English]
(C84) [Jam Kingdom (Jam Ouji)] Jinsei de Taisetsu na Koto wa Subete Rikka ga Oshiete kureta (Dokidoki! Precure) [English] [desudesu]
(C97) [Yusei Haguruma (Victanyas)] Namaiki Kuchikukan Wakarase Challenge | I'll Make You Understand Challenge (Azur Lane) [English] {Doujins.com}
Junior Dominating Senior Challenge!
Makabe no Oshiri Challenge
Kasen-chan no Jasen Rouraku Challenge
(C85) [Shichimen Soka (Sexyturkey)] Hime-sama ni Oshiri Ijirareru Hon (Lotte no Omocha!) [Chinese] [瑞树汉化组]
[Molossan (Morochin-san)] Dokidoki Mesuiki! Challenge!! ~Cosplay Uriko Hen~ (Hacka Doll, Kantai Collection -Kancolle-) [Digital]
[Yuzuponz (Rikka Kai)] Minarai Inma ga Ichininmae ni Narutame Yarinikita [Digital]
Rika no Oshiri Challenge
Chaldea Outdoor Challenge Abby-chan to Issho 2
[Yuzuponz (Rikka Kai) SHOTACON HOLE Shinkon Hitozuma 18-gou no Tsukinai Seiyoku (Dragon Ball Z) [Chinese] [D狗汉化] [Digital]
(Futaba Gakuensai 7) [1000AP (Various)] Kodomo de Challenge 3 (Futaba Channel)
Oshiri ni Koi | Love from the Ass
(C92) [Usotsukiya (Oouso)] Eugen-chan no Oshiri o Okasu Hon (Kantai Collection -KanColle-)
Backstage Hibiki Challenge
[Satuyo] Pool de Challenge! Boyish | Challenge at the Pool! Boyish (Peaceful Ecchi!) [English] [Doki Fansubs+Yosh]
[Akanagi] Oshiri Asobi | Butt Play (COMIC Koh 2017-01) [English] [biribiri]
Virgin Chapter 3: To is for Tomodachi Again
Oshiri-Hime no Koufuku
JK Tamamo no Shuugaku Ryokou Oppai Challenge
(SC57) [CARAMEL CRUNCH! (Rikatan)] Rikka-chan to Ichaicha Chuunikkusu ga Shitai! (Chuunibyou Demo Koi ga Shitai!)
Oshiri Hinpyoukai Kyoku
[Yuzuponz (Rikka Kai)] BITCH FIGHTER II -Chun-Li to Cammy ga Seidorei e to Ochiru made- | BITCH FIGHTER II Turbo -The Depths of Chun-Li and Cammy's Corruption- (Street Fighter) [English] [MintVoid] [Digital]
(C70) [Okinawa Taieki Gunjinkai (Yasunaga Kouichirou)] Futakoi Challenge (Futakoi Alternative)
Chaldea Outdoor Challenge Abby-chan to Issho
DeKatsu no Osasoi Challenge!
[Yuzuponz (Rikka Kai)] Kanojo ga Botai ni Naru made (Dragon Quest III) [English] [Digital]
(C79) [Rokuroku Sanjyuuroku] Hajimete no oshiri taiken
(Motto Warunodesu... Ouji) [Sakura Garden (Shirosuzu)] Aisha Challenge 4 (Sennen Sensou Aigis)
[kogasaki yuina] JK Mamamo No Shuugakuryokou Oppai Challenge | JK玉藻的畢業旅行ㄋㄟㄋㄟ大冒險 [Chinese] (Fate/Extra)[三色的大猩猩翻譯同盟]
[Ankoman] Usotsuki Rikka no Yasashii Uso (SSSS.GRIDMAN)
(COMIC1☆7) [FANTASY WIND (Shinano Yura, Minazuki Satoshi)] MAMO x MAMA x RIKKA (Dokidoki! Precure)
(C85) [Yorokobi No Kuni (JOY RIDE)] Yorokobi no Kuni vol.20 Rikka wa Mana no Nikubenki (Dokidoki! Precure)
Dairoku! Otoile Challenge 2
F6 Matsuno Karamatsu no Sex Challenge
[Sakura Garden (Shirosuzu)] Chaldea Outdoor Challenge Abby-chan to Issho 3 | Chaldea Outdoor Challenge with Abby-chan 3 (Fate/Grand Order) [Digital] [English] [The Blavatsky Project]
[Fuketsudan (Chabo)] Oshiri Hojiri Mushi (Samurai Spirits, Galaxy Fight) [Digital]
[ROJIURA JACK (Jun)] Natsu no Senpai no Oshiri* [Chinese] [丧尸汉化] [Digital]
(C93) [ANDOROGYNOUS (Kiyose Kaoru)] Futanari Milk Challenge 2
[Power Slide (Uttorikun)] Oshiri-chin 5 (THE iDOLM@STER) [Digital]