Futarikiri no Houkago - Chapter 1
Oneechan to Issho
[Actuator] Ryuugaku Shita Osananajimi | My Childhood Friend Who Went to Study Abroad [English] [HappyMerchants]
Jouyoku ni Oboreta Osananajimi
Anego!! Vol. 2 Chapter 16
[Isofura (Poriuretan)] Nyotai na Ore to Osananajimi
(C85) [Studio Pal (Nanno Koto)] Momoi-san no Oppai to Osananajimi (Kuroko no Basuke) [English]
[Enoughmin] Kawaii Osananajimi o Kaeriuchi ni Shite Zenritsusen o Semetara Sugoi Yokatta | I'm Glad I Tried to Fight Back Against My Childhood Friend Because I Got a Prostate Massage I'll Never Forget out of It (COMIC Penguin Celeb 2014-11) [English] =TV=
(SC58) [Nama Cream Biyori (Nanase Meruchi)] Ore no Kanojo ga ○○ Sugiru! (Ore no Kanojo to Osananajimi ga Shuraba Sugiru)
[rbooks] Oneechan Sennou Kanryou!
[Edogawa Koubou] Kokuru no o Tamerattetara Itsunomanika Charao ni Hameraremakutteta Boku no Osananajimi 2
Osananajimi wa Ore Senyou no Seigangu.
[NTR System] Netorare Osananajimi Haruka-chan Kiki Ippatsu!!
(C87) [Genei Teito (Chouzetsu Yarou)] Ore, Osananajimi ni Shojo o Ubawaresou nandesukedo. (Ore, Twintail ni Narimasu.) [Chinese] [脸肿汉化组]
(C87) [from SCRATCH (Johnny) Amatoro Fighters Fumina senpai to Mirai oneechan no baai (Gundam Build Fighters Try)
Conclusion
Osananajimi Saimin Choukyou -Ore o Futta Osananajimi o Saimin Appli de Kuppuku Saseru-
[Akuten Soushin (Kokutou Nikke)] Satori Onee-chan to Icha Love Amaex!! | Sweet, Loving Sex with Satori-oneechan! (Touhou Project) [English] [Angry Food] [Digital]
Tonari no Osananajimi Miki-nee no Seiseikatsu
Even Though I've Grown Up Already!
(Reitaisai 12) [KINOKONOMI (konomi)] Satori-chan ga Osananajimi dattara -Yukemuri Konyoku Onsen Hen- (Touhou Project) [Chinese] [CE家族社]
[774] Oneechan to Issyo | Together With My Sisters (Girls forM Vol. 05) [English] [cdragon]
Low-Rise in the Darkness
Tayun Purun Monyun Chapter 1 "Don't Call Me That Name"
Osananajimi to Otona Ecchi
(C86) [Tsuki no Hikari Keikaku (Yuki Higasinakano, Tokyo Yamane)] JK Reimu to Kyoushitsu H ~Moshi Hakurei Reimu ga, Tsundere de Hinnyuu na Osananajimi Dattara (Touhou Project) [Chinese] [oo君の個人漢化]
A New Older Sister | Atarashii Oneechan
(C86) [Matsurija (Nanaroba Hana)] Aisai Osananajimi
[Aweida] Osananajimi wa Hikikomori
[Fujinomiya Yuu] Kyou mo Oneechan Biyori!
[Yuiga Naoha] Osananajimi no Jakuten (Karyou Gakuen Shotoubu Vol. 7) [English] {takehiro} [Decensored]
Daisukina Osananajimi ga Yakuza no Oji ni Netorarete...
[Matsunoan (Matsunoan)] Kake Make Josou Osananajimi [Digital]
Second Osananajimi wa Hinnyuu ☆ Binkan! 2nd!!
[Nagasaki-Inter (Sou Akiko)] Osananajimi "Otokonoko-ka" Keikaku [Digital]
[we53] Osananajimi (VOCALOID)
(C79) [Takatobiya (Haba Hirokazu)] Ore no Osananajimi ga Netorareru Wake ga nai (Ore no Imouto ga Konna ni Kawaii Wake ga nai)
(C86) [Akuten Soushin (Kokutou Nikke)] Momiji Oneechan Wa Toshiue No Kanojyo!! | Big Sis Momiji Is My Older Girlfriend!! (Touhou Project) [English]
[shoco] Osananajimi ga Hentai Desu 2 [Digital]
[Isofura (Poriuretan)] Nyotai na Ore to Osananajimi [Chinese] [脸肿汉化组]
(C86) [Akuten Soushin (Kokutou Nikke)] Momiji Oneechan Wa Toshiue No Kanojyo!! (Touhou Project) [Chinese] [CE家族社]
(Kemoket 6) [Bungalow (Sirokoma)] Club Dance Dominator
[Ari and Mura] Osananajimi Saimin Choukyou Nikki
[Tonnosuke] Osananajimi to Diet! (COMIC Shingeki 2012-08) [English] [Team Koinaka]
[Kuroni] Osananajimi no Nana-chan [Chinese]
[Alice Anciel (Rafuro)] Osananajimi wa Chijo Nurse [Digital]
Mono-no-Aware
Houkago no Osananajimi {NecroManCr}
[Sago-Jou (Seura Isago)] Choco to Apron to Osananajimi | Chocolate, Apron, and the Childhood Friend [English] [Chocolate]
Ore no Osananajimi ga Gitei no Iro ni Somaru made
Namaiki Oppai Banchou (Banka-Love) Ch. 7-7.5 END
[Aweida] Osananajimi wa Hikikomori | My Childhood Friend Is a Shut-in [English]
3 Piece ~Futakakera~
[Datsuryoku Kenkyuukai (Kanbayashi Takaki)] Osananajimi to Sailor Fuku [Digital]
(C80) [Deastim (Unadon)] Yukari Oneechan to Peropero shichau? (Touhou Project)
(C84) [Yamaguchi Print (Tamaki Yayoi)] Pichipatsu Taisougi no Tama Oneechan to Icha Love Suru Hon (ToHeart2)
Shotacon no Oneechan wa Suki Desu Ka?
[Netoraru!] Osananajimi ga Netorarechau Kanji no Illust Shuu [Chinese] [无毒汉化组]
Maso Mess Ch 2
(COMITIA108) [C-B (Akiyoshi Shima)] Osananajimi (kari)
[shoco] Osananajimi ga Hentai Desu 1 [Digital]
Clumsy Girl
(C94) [enuma elish (Yukimi)] Osananajimi After [Chinese] [final×dirt漢化]
Hatsukoi no Osananajimi wa Ani no Kanojo ~Muboubi ni Nemuru Kanojo o Muriyari Netotta Ore~
[Honey lounge (Hachimitsu)] Shukushou Seikatsu ~Osananajimi to no Sugoshikata~
Hatsuiku no yoi osananajimi ga netora reru no wa sukidesu ka?
(Reitaisai 14) [Muremure Kaisendon (Ginzake)] Hatsujou Muremure Bakunyuu Momiji-oneechan to Oshioki Koubi | Sexually Excited Extremely Huge Breasted Momiji's Punishment Mating (Touhou Project) [English] [Degenerate_X]
Sex Practice with my Futanari Best Friend
Osananajimi ha Youtosei? | 소꿉친구는 우등생?
(Futaket 9.5) [Kabuttari Kaburanakattari (Seihoukei)] Osananajimi no Wagamama Futanari Ochinchin | My Childhood Friend Has a Selfish Futanari Cock [English] [MintVoid]
(Comic SDF) [Netekuras (Lolisin)] Osananajimi ga Neru Yoko de ○sai Shoujo to Yoru no Kankei (Yoru no Yatterman)
(Burning ★ Shake! 2) [Fuzai no Yamada (Yumoto)] Sensei! Bokutachi Tada no Osananajimi Desu yo ne? (Kuroko no Basuke)
[Combat Echizen] Oneechan Bousou Tokkyuu!
(COMIC1☆4) [Kensoh Ogawa (Fukudahda)] COMIC1☆4 Omake bon Osananajimi Bakudan | Childhood Friend Bomb (Tokimeki Memorial 4) [English] [RyuuTama]
Maso Mess Ch9
[Aimaitei (Aimaitei Umami)] Futanari Osananajimi to Ore to Hajimete no Gyaku Anal Kagai Jugyou | Me and My Futanari Childhood Friend's First Extracurricular Lesson in Reverse Anal [English] [JasmineTea] [Digital]
[Nekono Oyashiro (Mashu)] Osananajimi wa Otona no Onna [Chinese] [寂月汉化组] [Digital]
[Fujishima Sei1go] Osananajimi no Eroge Seiyuu Motivation
[Anthology] Oneechan Zukushi
Nyotai na ore to osananajimi
(C83) [Onsoku Ubaguruma (Teoshiguruma)] Seijun Bitch na Yorihime Oneechan to Toroketeiku Hon (Touhou Project) [Chinese] [CE家族社]
[KAMINENDO.CORP (Akazawa RED)] Oneechan [Digital]
[Kita no Kitayama] Ore no Osananajimi wa Chinpo ga Daisuki datta (Sora no Otoshimono)
Riko Oneechan no Shitto
I'm Not a Little Kid!
[Ari and Mura] Osananajimi Saimin Choukyou Nikki [Chinese] [37G個人漢化] [Ongoing]
(C81) [moriQ (Mori Airi)] Seirei×Boku×Osananajimi (Tales of Xillia)
Asekkaki CHU! ("Sweaty Kiss!")
Jirejire Osananajimi
[Edogawa Koubou] Kokuru no o Tamerattetara Itsunomanika Charao ni Hameraremakutteta Boku no Osananajimi 2 [English] [biribiri]
(Dramatic Change 2) [Honey Rice (Neon Ui)] Osananajimi no Oishii Tabekata (THE IDOLM@STER SideM)
[FCT] Oneechan no Tomodachi to Futari ni Naru to Roku na Koto ga Nai! Ch.1-6
[Chinjao Roosu] Tsugumi+2 ~Osananajimi wa Megane de H na Onnanoko~
Call My Name - End
[Takahashi] Shinde Yuurei ni Natta kara, Osananajimi no Joshikousei ni Noriutsutte Suki Katte Suru
Netoribu - Netori Senmon Yarisa no Jittai ~Osananajimi no Manko ga Chigau Otoko no Katachi ni Naru made~
Virgin x School Gang Leader
The Center of My World
[Actuator] Osananajimi no Natsuyasumi [Digital]
[Sasami no Maruyaki (Toribami Sasami)] Osananajimi Tekiara Chiryou (Boku no Hero Academia) [Chinese] [沒有漢化] [Digital]
Maso Mess Ch 6
[Togariren, Rin] Osananajimi to Renshuu Ecchi! Ch. 1 [Digital]