[Amanagi Seiji] Oshiete Kudasai! (COMIC Penguin Club 2012-08) [English] [SMDC]
Toshishita no Boku ni Seikoui no Kimochiyosa o Oshiete kureru Osananajimi no Onee-san
Tabun Koi mo Kono Hon wa Oshiete Kureru
[Naito Loveca] Ame ga Yamu Made - until the tears stop [English] {NecroManCr}
Honoka no Oshikko Oshiete Kudasai
Oshiete yarou watashinohimitsu o
Oshiete Atago-san
(C89) [H.B.A (Usagi Nagomu)] FREE DISTRIBUTION (Various) [English] {Hennojin}
[Hijiri Rei] Daisuki Onii-chan | I Love You Onii-chan (COMIC LO 2008-10) [English] [biribiri]
[Ogu] Onii-chan, Outou Suru! | Onii-chan, respond! (Shoujo Shiki Fuzoku Ogu Hinyoukika) [English] [ATF]
Oshiete Kudasai X Katei Kyoushi Ch. 1
(C95) [PoyoPoyoSky (Saeki Sola)] Onii-chan Nekomimi wa Osuki desu ka? | Onii-chan, do you like cat ears? [English] [Kyuukei]
[hanibi land, Shinsei Lolishota (hanibi, kozi)] Kimochii o Oshiete. (Fate Grand Order) [English] [mysterymeat3] [Digital]
Oshiete tamore Ouji-dono
EMPIRE HARD CORE 2016 SPRING
[Usakun] Onii-chan to | With Onii-chan (Koisuru Fukurami) [English] [Yoroshii]
(C91) [Mix Fry (Takurou)] Oshiete Nakiri Sensei (Shokugeki no Soma) [English] [naxusnl][+bonus]
Oshiete MY HONEY 2 Kouhen
(C93) [Hayasikare (Nishifuji)] Ano... OO Oshiete Kuremasen ka? (THE IDOLM@STER CINDERELLA GIRLS)
[Yuuki Tsumugi] Oshiete Anetii
(C87) [Nanka no Atama! (Picao)] Onii-chan Onii-chan Onii-chan!!!
[KANZUME] Oshiete Sensei ♡ Seikyouiku Jisshuu (Zenpen) | Please Teach Me, Sensei ♡ Teaching Internship (Part 1) (ANGEL Club 2014-07) [English] [adamar]
[Hayake] Onii-chan no Okuri Mukae | Onii-chan's Pick-Up and Drop-Off (Imouto no Hadaka o Mite Koufun Suru nante Hen na Onii-chan) [English] {Mistvern} [Digital]
(C88) [Shinnihon Pepsitou (St.germain-sal)] Onnanoko wa Ryou Ana tomo Kimochiiite Hontou desuka? | Does she really like it in both holes? (Oshiete! Galko-chan) [English] =7BA=
Toshishita no Boku ni Otona na Koto o Oshiete kureru Osananajimi ni Onee-san
(SC57) [HATENA-BOX (Oda Kenichi)] Onii-chan wa Kawaii Imouto ga Mamori-masu (Onii-chan dakedo Ai sae Areba Kankeinai yo ne!)
(C90) [Xration (mil)] bou 3 (Various)
(C84) [Jam Kingdom (Jam Ouji)] Jinsei de Taisetsu na Koto wa Subete Rikka ga Oshiete kureta (Dokidoki! Precure) [English] [desudesu]
Oshiete My Master
[Dodomeiro Teishoku (Sakuganki)] Mayonaka no Ginbei no Himitsu (Onii-chan dakedo Ai sae Areba Kankeinai yo ne!) [Digital]
[Newtype Kenkyuujo (Kotowari)] Akatsuki to Hibiki no Oshiete А・Б・В (Kantai Collection -KanColle-) [Digital]
(COMIC1☆11) [DIOGENES CLUB (Haikawa Hemlen)] Omakase Fudeoroshi Galko-chan (Oshiete! Galko-chan)
(C78) [Yuugen Jikkou (Gonzaburo-)] Oshiete Akkyun! (Touhou Project)
[Shinjiro] Oshiete Yatte yo Megumi-san - Tell Me! Megumi-san♥ (COMIC Kairakuten XTC Vol. 6) [English] [Redlantern]
Oshiete Kudasai! Misato-sensei!
Omakase Fudeoroshi Galko-chan 2
(Shota Scratch SP4) [Yuzuya (Yuzuha)] Yasashiku, Oshiete (Rampo Kitan: Game of Laplace)
Tangram | 七巧板
Oshiete Makoto-sama
(COMIC1☆10) [Shinnihon Pepsitou (St.germain-sal)] Yowami o Nigireba Nikubenki ni Dekirutte Hontou desu ka? (Oshiete! Galko-chan) [Chinese] [哈尼喵汉化组]
[Katou an] Omocha yori iino? honto no H oshiete kudasai Ch.01-10 (END)
(Reitaisai 9) [Ruiketsuan (Namidame)] Koumon de Oshiete Patchouli | Teach Me With Your Anus, Patchouli (Touhou Project) [English] [Anonygoo + Afro]
○○○ shite! Galko-chan | ○○我吧!辣妹子醬
(COMIC1☆16) [Toto-taste (Suzuki Toto)] Papa wa (Onii-chan wa) Watasanai | I Won't Give Up Papa (Onii-chan) (Kantai Collection -KanColle-, Azur Lane) [English] {Doujins.com}
[Akumenari (Bonnari)] Kurinari Miboujin
Oshiete Oshishou-sama 2
(C89) [AXZ (Warabino Matsuri)] Angel's Stroke 87b Galko-chan 0.02!! (Oshiete! Galko-chan) [English] [Redlantern]
(Shota Scratch SP4) [Yuzuya (Yuzuha)] Yasashiku, Oshiete | Please Teach Me (Rampo Kitan: Game of Laplace) [English] [Shotachan]
[AXZ (Kutani)] Angel's stroke 124 Sugu Suku 6 - Onii-chan to no Love Love Taikyuu Sex | Angel's stroke 124 Sugu Suku 6 - Lovey Dovey Endurance Sex With Onii-chan (Sword Art Online) [English] {Doujins.com} [Digital]
[TETRODOTOXIN (Nise Kurosaki)] Kanojo ga Mizugi ni Kigaetara (Oshiete! Galko-chan) [English] [Tigoris Translates] [Digital]
催〇誕プレjbg
(C87) [Number2 (Takuji)] Galko bon arimasu. (Oshiete! Galko-chan)
[Tiger] Yuuwaku・Imouto #1 Onii-chan chi ni Otomari | Little Sister Temptation #1 Staying at Onii-chan's apartment (COMIC Reboot Vol. 06) [English] [Digital]
Akatsuki ga Lady to no Tashinamikata o Oshiete Ageterun dakara ne
[Ginto] Oshiete! Ketsu Mesu Dorei Sensei
(C92) [UU-ZONE (nuezou)] Galko Ah!? (Oshiete! Galko-chan)
(C85) [Ibaramichiotokogumi (myu, Natsuki)] Brilliancy Oshiete Miyuki Senpai. (Daiya no Ace)
[Shouji Ayumu] Suki Suki Onii-chan! | I love love Onii-chan (Chiccha-na Onaka) [English] [Rin]
Oshiete Ageru
[A.O.I (Sanagi Torajirou)] Oshiete Sensei!
Hitozuma Sex o Oshiete Ageru ~Tomodachi no Okaa-san ni Yuuwaku Sareta Boku~
Oshiete! Onii-chan
(C87) [Kakitsubata no Yashiro (Kakitsubata Kanae)] Kanojo ga Ore no Kanojo nara. (Oshiete! Galko-chan) [Chinese] [為了拯救燙傷的蛋蛋漢化]
(C92) [Kakitsubata no Yashiro (Kakitsubata Kanae)] Kanojo to Kareshi-san no Jijou -Soushuuhen- (Oshiete! Galko-chan)
type.90
(Reitaisai 15) [Kedama Gyuunyuu (Tamano Kedama)] Patchouli Sensei ga Oshiete Kureru (Touhou Project)
[Umematsu Thomas] Oshiete! Obasan
(C89) [UU-ZONE (nuezou)] Gyaruko Ah!! | Galko Ah!! (Oshiete! Galko-chan) [English] [Sn0wCrack]
(C83) [Polinky Hiroba (Hori Hiroaki)] O-ASS (Onii-chan dakedo Ai sae Areba Kankeinai yo ne!) [English] =LWB=