(COMIC1☆9) [Sweet Candle (Sakuraizumi Yuu)] Rika Miria no Gohoubi Time (THE IDOLM@STER CINDERELLA GIRLS)
(CR27) [Circle Taihei-Tengoku (Horikawa Gorou)] Dai Ichi Kan
(C87) [Homuraya★Pleiades (Homura Subaru)] RIKA→MIKA☆ (THE IDOLM@STER CINDERELLA GIRLS) [Chinese] [脸肿汉化组]
(C72) [TOYBOX (Jacky, Kurikara)] Inaba Box Final (Touhou Project)
[Date] Mimic Ch.1-2
(COMIC1☆10) [Circle Taihei-Tengoku (Horikawa Gorou)] Cronos no Dai Gyakushuu (Machine Robo: Revenge of Cronos)
Furisode Erika-sama
[CELICA (Serika)]KISS MORE CHOCOLATE(Uta no Prince-sama)sample
(C73) [Blue Drop (Guri)] Tsuyudaku Fight! (Ookiku Furikabutte)
(C87) [Homuraya★Pleiades (Homura Subaru)] RIKA→MIKA☆ (THE IDOLM@STER CINDERELLA GIRLS) [English]
(C74) [Blue Drop (Guri)] Tennen Shikou 3 (Ookiku Furikabutte) [English] [Nice Sawa]
(CR37) [Circle Taihei-Tengoku (Horikawa Gorou)] Afrodia Nitouhei (Uchuu Senshi Baldios)
[TETRODOTOXIN (Nise Kurosaki)] Momokan to 10-nin no Bat #2 (Ookiku Furikabutte)
(C48) [Shishamo House (Araki Akira)] elfin 12 (Magic Knight Rayearth, Nurse Angel Ririka SOS)
(C81) [Blue Drop (Guri)] Tsuyudaku Plus (Ookiku Furikabutte)
[Inomoto Rikako] Pretty Size
[Shiroiya (Shiroi Mochi)] 1/10 Scale Wonderground (Ookiku Furikabutte)
[Himuro Serika] Mizu no Yuuwaku 2 [English]
(C73) [Gold Rush (Suzuki Address)] Momokan (Ookiku Furikabutte)
[Kurikara] Prize Doll Kei
[Inomoto Rikako] Onegai | Please (SHY GIRL) [English] [Carstairs]
(C57) [Circle Taihei-Tengoku (Horikawa Gorou)] Nijuuyon no Hitomi Gekan
Erika-san Haiboku
(CSP2) [Shishamo House (Araki Akira)] Elfin Special SOS BOX (Nurse Angel Ririka SOS)
rikasan
(C88) [Toko-ya (HEIZO, Kitoen)] Erika no Natsuyasumi
(C82) [Analog Store (gomatamago)] Rika mo Kanjou ni Irete Kudasai | Please Enter Rika into Your Calculations! (Boku wa Tomodachi ga Sukunai) [English] [Life4Kaoru]
(C93) [United States Netamecol (Necometal)] Rika-chan to Sealx (THE IDOLM@STER CINDERELLA GIRLS) [English] {doujins.com}
(C93) [Kurokudo-ya (Furisuku)] Jougasaki Rika ga Oyaji ni Saimin Choukyou sareru Boutoubanashi (THE IDOLM@STER CINDERELLA GIRLS)
(SC36) [TTT (Miharu)] Momokan Aji (Ookiku Furikabutte)
(C71) [TOYBOX (Jacky, Kurikara)] INABA BOX 5 (Touhou Project)
[Horikawa Gorou] Aware na Shoujo no Hanashi
Itsumi Erika ga Konna ni Kawaii Wake ga Nai.
[Anthology] Aniparo Miki 10 (Various)
(C81) [Ryuknigthia (Kiduki Erika)] Daily RO 8 (Ragnarok Online)
(SC2015 Autumn) [Kujira Logic, TOYBOX (Kujiran, Kurikara)] Nyuuri Keizoku Kyousha Kikan (Fate/Grand order)
[Inomoto Rikako] Tototsu Desu (Digimon Adventure)
(C67) [Tenkaichi Baby's (BENNY'S, Inomoto Rikako)] Mai Koromo Hime (Mai-HiME)
[Himuro Serika] Nyotaika Suieibu ~Ikutabi Onna ni Nacchau Ore no Karada~ 4 | Nyotaika Swim Club I Turn into a Girl When I Cum! 4 [English] [gender.tf] [Incomplete]
(COMIC1☆4) [TETRODOTOXIN (Nise Kurosaki, ST.retcher)] Hanai to Tajima no Sakuban no Okazubanashi (Ookiku Furikabutte)
(C52) [Hime Club (Kirikaze, Koumorikaizin)] Sai (Battle Athletes)
(C46) [Circle Taihei-Tengoku (Horikawa Gorou)] Super Metroid (Necronomicon 9) (Metroid) [English] [Zenya]
(C68) [Circle Taihei-Tengoku (Horikawa Gorou)] Ochibure
(C94) [Nekokabe (GB)] Erika de Cosplay (Girls und Panzer)
(C78) [Mare Serenitatis (Erika)] Shoujo to Kuroneko no Kochou no Yume (Tsukihime)
(COMIC1☆4) [Circle Taihei-Tengoku (Horikawa Gorou)] Reigoku Seitokai 2
Jougasaki Rika VS Erogaki Namahame Kabutomushi
[TETRODOTOXIN (Nise Kurosaki)] Momokan to Nama Akushu-kai Dekiru Yakyuubushitsu (Ookiku Furikabutte) [Digital]
(C73) [TOYBOX, Kujira Logic (Kurikara, Kujiran)] Gensoukyou Chichi Zukan - Hana (Touhou Project)
(C92) [Mushimusume Aikoukai (Nakamura Yukitoshi)] Itsumi Erika ga Nyouinanka ni Makeru Wake ga Nai! (Girls und Panzer)
(C91) [O.N Art Works (Oni-noboru)] Junjou Bitch Shimai mika & rika (THE IDOLM@STER CINDERELLA GIRLS)
(C88) [TOYBOX, Kujira Logic (Kurikara, Kujiran)] Goshujin-sama Oppai desu yo!! 4 (Fate/EXTRA)
[Ns:plus (Isa)] B-fold (Ookiku Furikabutte)
(C82) [Ryuknigthia (Kiduki Erika)] Hantakko 3 (Monster Hunter)