Tanpan Kozou no Oppai Gym Challenge!
[Strand Kyokusen Gai (AOX)] Oshiri Dungeon [Digital]
Tanpan Kozou no Oppai Gym Challenge! | A Boy In Short's Big Breasted Gym Challenge!
[Metacorapusu (Metacora)] JC Chinpo-beya Ikkagetsu Seikatsu Challenge! (Zenpen) [Digital]
(C93) [Komatta Tomato (Yuuki Miyabi)] Akatsuki-chan Mayonaka no Otoile Challenge (Kantai Collection -KanColle-)
(C92) [ANDOROGYNOUS (Kiyose Kaoru)] Futanari Milk Challenge [English] {Hennojin}
[Tange Suzuki] Mama to Oshiri to Koumon to... - Mom und Gesäß und Anus
(C92) [Slime Kikaku (Kuriyuzu Kuryuu)] Akatsuki no Oyome-san Challenge (Kantai Collection -KanColle-)
(C83) [RED RIBBON (Aheen)] DekomoRikka (Chuunibyou Demo Koi ga Shitai!)
[Mitsuki Rintarou] Oshiri no Ohimesama
(iDOL SURVIVAL2) ["Tsu" ga Mittsu. (Tsuttsu)] Akane Challenge!? (THE IDOLM@STER CINDERELLA GIRLS)
[Nishina Satomi] Kyokan-kun to Kogara-chan Shinchousa 43-centi de SEX Challenge - Giant and a small lady.
[Yuzuponz (Rikka Kai)] BITCH FIGHTER II -Chun-Li to Cammy ga Seidorei e to Ochiru made- (Street Fighter) [Digital]
OSHIRI Detonation
[Mitsuki Rintarou] Oshiri na Kimochi
Oshiri-Hime no Koufuku
[Hara] Misaki-chan no Lotion Challenge
Rikka-chan, Yuuta ni Josou Saseru
[Sian] Gals Bitch After Oshiri Hen | Gyaru Slut! After Butt Edition (Namahame Gals Bitch! Toranoana Gentei Leaflet) [English]
(C82) [Rikka] Icha Icha Chu Chu Shiteru dake! (Rakudai Ninja Rantarou)
[Fuketsudan (Chabo)] Oshiri Hojiri Mushi (Samurai Spirits, Galaxy Fight) [Digital]
(C94) [Sakura Garden (Shirosuzu)] Chaldea Outdoor Challenge Abby-chan to Issho (Fate/Grand Order) [Chinese] [脸肿汉化组]
(Bokura no Love Live! 11) [Suna Kujira. (Tokkou Kujira)] BUBI ~Oshiri kara Toku Dai no Takaramonozu ga Buriburincess Shite Yuuutsu~ (Love Live!) [Chinese] [臭鼬娘漢化組]
(C88) [Shinobi-Rocket (Sasamashin)] Akatsuki Challenge! (Kantai Collection -KanColle-)
Pancakes Challenge
(Futaket 11) [Shichimen Soka (Sexyturkey)] Idol ni Oshiri Ijirareru Hon | An Idol Plays With Your Butt (THE IDOLM@STER CINDERELLA GIRLS) [English] [Dark Mac]
(C94) [COUNTER-CENSORSHIP (Ookami Uo)] Oshiri Shoujo - Anal Angel (Hugtto! PreCure)
[Yuzuponz (Rikka Kai)] Delivery Bitch Mama Super (Dragon Ball Super) [English] [Doujins.com] [Digital]
[Toufu Insider] Saimin Appli Challenge!!
(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}
(Reitaisai 11) [Mousouzoku no Soukutsu (Akasode)] Seiga-nyan no Oshiri Kunkun Shitai! (Touhou Project)
[oni puni] chiisana oshiri ni buchikonde! (ToLOVEru-trouble-) [DL version]
[Mitsuki Rintarou] Oshiri no Ohimesama [Chinese]
Kotone Oshiri Special
Teisou Ring Challenge
(C92) [MeltdoWN COmet (Yukiu Con)] Kanade Challenge Zenpen
[Yuzuponz (Rikka Kai) SHOTACON HOLE Shinkon Hitozuma 18-gou no Tsukinai Seiyoku (Dragon Ball Z) [Digital]
Saimin Tengoku Challenge 06
[N.N.F.S (Various)] Takanashi Rikka 100P (Chuunibyou Demo Koi ga Shitai!)
(C83) [Bizensiki Roroppu (Bizen)] Meikko no Oshiri wo Training Suru Hon
Tenketsu Nerawareta Tenryuu-chan no Oshiri
Flan-chan no Saimin Nikubenki Challenge
[Mitsuki Rintarou] Oshiri ni Oborete - It Is Asborbed In The Hips -
Kirigiri-san to Issho ni School Mode
[Yakusoku no Kaigansen (Yosai)] RIKKA CHAN SOS! (SSSS.GRIDMAN) [Digital]
[Yuzuponz (Rikka Kai)] Bakunyuu Chitai wo Abakare Ikimakuru Heroine Tachi -Robo Anime Heroine Soushuuhen- (Various) [Digital]
[Rivajima (Yajima Index)] Mata Kouhai ni Buruma Kisasete Oshiri no Ana made... Senpai wa Mou Dame desu! (Amagami)
Dairoku! Otoile Challenge
Kodomo Challenge 2
(C93) [Aiirosakura (Aikawa Ryou)] Suzuya choukyou kiroku oshiri choukyou-hen (Kantai Collection -KanColle-) [Chinese] [脸肿汉化组]
Aisha Challenge 4
[Sakura Garden (Shirosuzu)] Chaldea Outdoor Challenge Abby-chan to Issho | Chaldea Outdoor Challenge with Abby-chan (Fate/Grand Order) [English] [The Blavatsky Project] [Digital]
(C94) [Moruda Ramenya (Moruda)] Okei-san no Nukinuki Dosukebe Challenge (Girls und Panzer)
Angela no Oshiri Ijiri
[ROJIURA JACK (Jun)] Natsu no Senpai no Oshiri* [Chinese] [丧尸汉化] [Digital]
(C84) [Jam Kingdom (Jam Ouji)] Jinsei de Taisetsu na Koto wa Subete Rikka ga Oshiete kureta (Dokidoki! Precure)
Virgin Chapter 3: To is for Tomodachi Again
Kanade Challenge Zenpen
[Shichimen Soka (Sexyturkey)] Musume ni Oshiri Ijirareru Hon (Amaama to Inazuma) [Chinese] [沒有漢化] [Digital]
Onna Kentoushi no Shakuhou o Kaketa Chousen | The Liberation Challenge of a Female Knight
Pure AV Actress
Toka 1 hour drawing challenge (ichizikann)
(C80) [Bizensiki Roroppu (Bizen)] Imouto(9) no Oshiri de Ecchi suru Hon
(C95) [Ishimuraya (Ishimura)] Oshiri San no Shiriana Jii Kiroku
[Showa Juukou (Zasan)] Takanashi Rikka wa Dorei-chan | A Slave-chan Called Rikka (Chuunibyou Demo Koi ga Shitai!) [English] =LWB= [Digital]
Maki Nico Lez Challenge
[Yuzuponz (Rikka Kai) SHOTACON HOLE Shinkon Hitozuma 18-gou no Tsukinai Seiyoku (Dragon Ball Z) [English] [Fated Circle] [Digital]
[Croriin]~Succubus Challenge~(Isekai Rakuten Vol.5)[Chinese][星瞳漢化]
(COMIC1☆13) [Yuzuponz (Rikka Kai)] Jinzouningen-tachi to Bulma no Inkou! Zetsurin!! Tokubetsu Jikken!! (Dragon Ball FighterZ) [English] [Doujins.com]
(C85) [Fuketsudan (Chabo)] Oshiri Hojiri Mushi (Samurai Spirits, Galaxy Fight)
Rikka Mama Bon
(COMIC1☆9) [Highway61 (Glastonbury1966)] Kanako no Oshiri Training! (THE IDOLM@STER CINDERELLA GIRLS)
[Ketama] Aya-chan no Oshiri o Ijiru dake no Manga (Touhou Project)
[Shichimen Soka (Sexyturkey)] Musume ni Oshiri Ijirareru Hon (Amaama to Inazuma) [English] {Hennojin} [Digital]
DeKatsu no Osasoi Challenge!
[Hongkong Hanten (Oniku)] Clarice-san to Oshiri de suru Hon (THE IDOLM@STER CINDERELLA GIRLS) [Digital]
(SPARK12) [SGPT (Shiogochi)] Oshiri Pettan Hiro Pettan (Big Hero 6)
[Tange Suzuki] Mama no Koumon - Mommy’s Anus (Mama to Oshiri to Koumon to Ch.4) [English][Decensored]
C9-06 Papa to Rikka no Hajimete Jijou | The Circumstances of Dad and Rikka's First Time
Takarada Rikka-san
Okane ni Tsurareru Rikka-chan
Kagi Catch Challenge
Hina Iinchou Amae Heta Kokufuku Challenge
[Shoko] Toyokawa Fuuka to Oshiri no Hon (THE IDOLM@STER MILLION LIVE!) [Digital]
Tobira no Soto ni Ke tsuya no Ii Neko ga ita no de, Shitsukete Kaineko ni shite miru Challenge.
(C89) [World of Pure (Negom)] Rikka wa Koumiete Yoru ni Naru to Eroku Narunda yo? (DokiDoki! Precure)
[Bochi Bochi no Ki (Borusiti)] Kasen-chan no Jasen Rouraku Challenge (Touhou Project)
(SC40) [Delayder (Makinon TM)] Yousei-san no?! Himitsu no Bouken no Tobira Preview ver (Challenge First-Year-Student)
[Story Circle (Seto Kouhei, Siina Yuuki)] TS-kko Otokoyu Challenge! | TS女孩男浴大作战! [Chinese] [瑞树汉化组]
[Tohgoo (Fuyutugu)] Leopard-chan Oshiri no Ana de Yoru no Oshigoto (Yoru no Yatterman) [Digital]
Rikka-chan, Yuuta to Cheer Cos de Icha Tsuku
(C95) [Fuwatoro★Marinepolis (Sumitomo)] Theater Challenge (THE IDOLM@STER MILLION LIVE!)
UNKNOWN UNLOCK CHALLENGE | 크로스비츠 동인지
(C82) [Shichimen Soka (Sexyturkey, momo, Ryou)] Kenja ni Oshiri Ijirareru Hon (Lotte no Omocha!) [English] {Hennojin}
Akane-chan Challenge! 2-kaime
(Reitaisai 15) [F/T (Ken)] Aya-chan no Oshiri o Choukyou Suru dake no Hon (Touhou Project)
(SPARK12) [SGPT (Shiogochi)] Oshiri Pettan Hiro Pettan (Big Hero 6) [English] {Shotachan}
(C97) [DECOPPACHI (Hidiri Rei)] DT Chinpo 100-pon Acme Challenge!! (Kiratto Pri Chan)
(C87) [HarthNir (Misakura Nankotsu)] Tone-chan Oshiri Kai Ni!! (Kantai Collection -KanColle-)
TS-kko Otokoyu Challenge!
(Motto Warunodesu... Ouji) [Sakura Garden (Shirosuzu)] Aisha Challenge Renji ☆ 4 (Sennen Sensou Aigis)
(C88) [Yuzuponz (Rikka Kai)] DOEROI HOLE ~Chijo to Chijo~ (Dragon Ball Z)
[Yuzuponz (Rikka Kai)] Semari Kuru Chijo! Bulma to 18-gou (Dragon Ball Super) [Chinese] [D狗汉化] [Digital]
[Kinomoto Anzu] Akari Challenge (Chiisana Karada no Dakigokochi) [English] [TQM_Translations]
(C80) [Shichimen Soka] Lotte toka ni Oshiri Ijirareru Hon (Lotte no Omocha/Astarotte no Omocha)
Kuroshio Challenge
Geneki Super Idol Ikaseai Challenge! Clear de 100-man Yen! Shippai Suru to AV Debut!?
Resort Island of Women Who Love It When You Cum Inside Them 2
[Hinemosuan (Hinemosu Notari)] Asuda-san Challenge (Nijiket)
[Yuzuponz (Rikka Kai)] SOAP!! Kairaku e no Hankou!! Okasareta Chou Zetsurin Mai to Trunks (Dragon Ball Super) [Digital]
(C79) [Acid Noel (Mitsuki Rintarou)] Oshiri no Tanima ni Insert!! (Sora no Otoshimono)
[Yuzuponz (Rikka Kai)] 18-gou Sei Dorei Keikaku -Bulma to Krillin no Kyoubou de 18-gou ga Ochiru Made- (Dragon Ball Z) [Digital]
(COMIC1☆7) [FANTASY WIND (Shinano Yura, Minazuki Satoshi)] MAMO x MAMA x RIKKA (Dokidoki! PreCure) [English]
[Mariana Kaikou Kikaku (Mikami Hokuto)] Shimakaze-kun Challenge Shite Itara, Mogami-kun ni Encount Shita Ken. (Kantai Collection -KanColle-) [Digital]
(C83) [Tiramisu Tart (Kazuhiro)] Sakuyano Oshiri na Rakugaki Bon (Touhou Project)
Chaldea Outdoor Challenge Abby-chan to Issho 2
(Bokura no Love Live! 11) [Suna Kujira. (Tokkou Kujira)] BUBI ~Oshiri kara Toku Dai no Takaramonozu ga Buriburincess Shite Yuuutsu~ (Love Live!)
[Pyonchi Koubou (Pyonchi)] Dosukebe Muramatsuri 1 - Jigoku no Cli Zeme Mesugaki Taikyuu Renzoku Acme Challenge Hen
Namaiki Kuchikukan Wakarase Challenge | I'll Make You Understand Challenge
(COMIC1☆7) [ASIANBOY (Hasemi Ryo)] Backstage Hibiki Challenge (THE IDOLM@STER) [English]
[Tange Suzuki] Mama to Oshiri to Koumon to Ch.3-4 [English] [Shinkage]