[Eichina] Ii yo, Onii-chan Daisukidamon [English]
[Zummy (Usaneri Island)] Oshiete♥Iincho Ch.1-3 [English] =Little White Butterflies=
(Reitaisai 9) [Ruiketsuan (Namidame)] Koumon de Oshiete Patchouli (Touhou Project) [Chinese] [Loveless(ナナコ)汉化]
(COMIC1☆9) [Gate of XIII (Kloah)] Kyonyuu Gal wa Kawaii Otokonoko ni Yowaitte Hontou desu ka? | Is It True That Cute Little Boys Are The Big Breasted Gal's Weakness? (Oshiete! Galko-chan) [English] [desudesu]
Oshiete A to Z
(COMIC1☆11) [DIOGENES CLUB (Haikawa Hemlen)] Omakase Fudeoroshi Galko-chan (Oshiete! Galko-chan) [English] {doujins.com}
(C92) [cryptid (Mufuru)] Oshiete Onii-chan (To LOVE-Ru) [Chinese] [脸肿汉化组]
Galko Ah!?
(C89) [PLANT (Tsurui)] Oshiete MY HONEY 2 Kouhen (THE IDOLM@STER) [English]
(C90) [Nukoya (Nukoko)] PROSTITUTE² +VER3.0 (Oshiete! Galko-chan)
(C83) [Tiramisu Tart (Kazuhiro)] Datte Onii-chan no Koto ga Daisuki nanda mon | After All, I'm in Love With Onii-chan (Sword Art Online) [English] {doujin-moe.us}
Daiji na Koto ha Subete Mihara ga Oshiete Kureta
[Jukan-ya] 獣姦漫画3ページ(Oshiete! Galko-chan)
Onii-san, Chotto Asondekanai? | Onii-san, won't you come play for a little bit?
(C86) [Chotto Dake Aruyo. (Takemura Sesshu)] Oshiete! Azusa-san. (THE iDOLM@STER)
[Chotto Dake Aruyo. (Takemura Sesshu)] Oshiete! Azusa-san. | Teach Me Please! (THE iDOLM@STER) [English] [CGrascal] [Digital]
[Juan Gotoh] Sensei Oshiete!! | Sensei, Teach Us!! (COMIC Masyo 2013-03) [English] {MumeiTL}
(C88) [Chocobits (Akina Rei)] Nakayoshi no Himitsu o Oshiete. (Kantai Collection -KanColle-)
Oshiete MY HONEY 2 Kouhen
(C65) [ABSORB (Fujiku Yuima)] Gakkou Dewa Oshiete Kurenai Koto | The Thing Not Taught In School (Onegai Teacher)
(C94) [Momoneko Doumei (more, Purapa)] Ima wa Dame da yo Onii-chan [Chinese] [脸肿汉化组]
[Akigami Satoru] Choukyou→Kuppuku→Nikudorei [Chinese]
Futaba ni Oshiete!
(C73) [Neko to Hato (Hatoya Mameshichi)] Motto Oshiete! Yomako-sensei (Tengen Toppa Gurren Lagann)
(Renai Endorphin) [cartoon-tv (Uyu)] Gakkou ja Oshiete Kurenai - Things They Don't Teach You in School (Free!)
[NAZ] Onii-chan e no Okurimono | A Present for Onii-chan (Ichigo Chocolate Flavor) [English] [BlindEye]
Onii-chan, Hitorijime Shitai no...! | I want you all for myself Onii-chan...!
Watashi ga SEX Oshiete Ageru | 就讓妹妹來教你怎麼變成大人吧
[INAGO] Daisuki Onii-sama | Beloved Onii-sama (Omocha ni Natta Hi) [English] {Hennojin} [Digital]
[ZEN] 95-shiki 97-shiki Onee-chan ga Oshiete Ageyou!! (Girls' Frontline) [Digital]
Oshiete Kudelia!
[Kinku] Oshiete Sensei (COMIC Megastore 2010-12) [English] =Team Vanilla=
Kaian★Trade~Onnna no ii tokoro, oshiete ageru~volume 1
Kinjo no Jimi na JC ni Otona no Asobi o Oshiete mita Hanashi
(AC2) [AquaDrop (Mikami Mika)] Oiwai Sex 3 ~Onii-chan 20-sai no Hi~ | Celebration Sex 3 ~Onii-chan's 20th Birthday~ [English] {Doujins.com}
[Branshea] Watashi no Himitsu Oshiete A-ge-ru ❤ [Digital]
[Momoneko Doumei (more, Purapa)] Souiu Toko da yo Onii-chan ga Kimoi no wa ~Soredemo Watashi wa Onii-chan ga Daisuki~ [Chinese] [脸肿汉化组] [Digital]
(C78) [Takatobiya (Haba Hirokazu)] Nene san no Hontou no Tsukaikata Oshiete Ageru (Love Plus)
(C94) [Azure (Kagono Tori)] Tonari no Heya ni Sundeiru Yasashii Onii-san wa Jitsu wa Lolicon Deshita | The Nice Onii-san Who Lives Next Door is Actually a Lolicon [English] {Mistvern}
Oshiete nīsan!
(C91) [Archives (Hechi, sanada kana)] http://d99.biz/arc3/ (Oshiete! Galko-chan) [chinese] [為了拯救final的蛋蛋漢化組]
(C87) [Number2 (Takuji)] Galko bon arimasu. (Oshiete! Galko-chan)
(C73) [Yowatari Kouba (Jet Yowatari)] Oshiete Yomako-sensei!! | Teach Me Yomako-sensei! (Tengen Toppa Gurren Lagann) [English] {forbidden-translations}
(C90) [Solid Air (Zonda)] Oshiete! Kaga-sensei ~Hajimete no Niana Jugyou~ (Kantai Collection -KanColle-)
(C94) [PYPYworks (Syamonabe)] Oshiete Lillie (Pokémon Sun and Moon) [English] [PerceptivePercival]
(SC2017 Summer) [Magetarudou (Danchino)] Aurochs-san ni Oshiete Ageyou (Kemono Friends) [English] [Doujins.com]
Toshishita no Boku ni Seikoui no Kimochiyosa o Oshiete kureru Osananajimi no Onee-san
[China] Chris Ni Oshiete - It Teaches to Chris
Oshiete Agemasu.
type.90
[Sanada] Onii-chan No Hajimete Wa Zenbu Boku To | All of My Onii-chan's firsts were with me (Nyotaika! Monogatari 7) [English] [Digital] [SachiKing]
(Unison In 3) [ENJOY MIX (Tokiai Haya)] Otona no Asobi Oshiete Kudasai (Mahou Shoujo Lyrical Nanoha)
Shōhin-mei oshiete rem sensei emilia tan to manabu hajimete no SEX [.)sample
Suki wo Oshiete Master-kun | Tell Me the Love, Master
(C65) [ABSORB (Fujiku Yuima)] Gakkou Dewa Oshiete Kurenai Koto (Onegai Teacher)
○○○ shite! Galko-chan
(C73) [Akachi (Chikigai)] Oshiete! Vita Kyoukan!! (Mahou Shoujo Lyrical Nanoha)
(CCOsaka109) [La.C. (Narumi Meiko)] Oshiete Study (Akatsuki no Yona)
(C82) [MURDERHOUSE (Workaholic)] Oshiete Rito-Kun! (To LOVE-Ru)
(COMIC1☆13) [PoyoPoyoSky (Saeki Sola)] Onii-chan no Doutei Moratte Agete mo Ii yo? | Can I Have Onii-chan's Virginity? [English] [Marv]
[Suzuki Akoni] Majimena Aitsu ni Ani Ken no Ore ga Oshiete Yareru Koto 2 (COMIC BAVEL 2016-11) [English] [Noraneko] [Digital]
[Arsenal] Chitsuana Asobi | 膣穴性遊戲 [Chinese]
[Gengorou] Nakayoku shite ne, Onii-chan | Let's Get Along, Onii-Chan (Kyou Mo Nekasenaikara) [English] {Mistvern}
[TETRODOTOXIN (Nise Kurosaki)] Gal Miko JK Nanpa shite Curry Tabe ni Ittara Doutei mo Oishiku Itadakareta Hanashi (Oshiete! Galko-chan) [Digital]
[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]
[Natsuka Q-Ya] Juumin Zenin Ninshin Kibou!? Joshiryou Kanrinin [Chinese]
[Hijiri Rei] Daisuki Onii-chan | I Love You Onii-chan (COMIC LO 2008-10) [English] [biribiri]
(J.GARDEN 43) [Pfactory (Pikachurin)] Nii-chan ga Oshiete Ageru
(C88) [Shinnihon Pepsitou (St.germain-sal)] Onnanoko wa Ryou Ana tomo Kimochiiite Hontou desuka? (Oshiete! Galko-chan) [Chinese] [哈尼喵汉化组]
(C92) [Kakitsubata no Yashiro (Kakitsubata Kanae)] Kanojo to Kareshi-san no Jijou -Soushuuhen- (Oshiete! Galko-chan)
Oshiete yarou watashinohimitsu o
(C89) [Kikurage-ya (Kikurage)] Oshiete! Mutsuki Sense- [Chinese] [无毒汉化组]
(C89) [PLANT (Tsurui)] Oshiete MY HONEY 2 Kouhen (THE IDOLM@STER)
Oshiete! Hottate Goya Onee-chan
[Fujimaru] DEARDROPS (COMIC Megastore 2010-10) [English] [RyuuTama] [Decensored]
(Shuuki Reitaisai 2) [Otukimidango (Uruu)] Oshiete, Anata no Aishikata (Touhou Project)
[Rico] Onii-chan Asobo | Let's Play Onii-chan Ch.1-8 [English] {Mistvern}
Oshiete! Mutsuki Sense-
(C85) [PROJECT KAGUYA (Koumo)] Oshiete, Sensei
- Oshiete! Z23 Sensei
JK o Oshiete | Please tell me "JK" 1-2
(COMICNEXT) [BlueMage (Aoi Manabu)] Watashi ga Moteru Riyuu Oshiete Agemasu (Aldnoah.Zero)
(C89) [Eight Beat (Itou Eight)] Oshierarenai!? Galko-chan (Oshiete! Galko-chan)
(C93) [Nyankoromochimochi (Kotoba Ai)] Aya Onee-san ga Oshiete Ageru (Touhou Project) [English] [Manab&]
Omocha yori iino? honto no H oshiete kudasai Ch.01-10
Oshiete Ran-sama
(C89) [Dorepooru (Leopard)] Leopard Hon 23 no 2 (Oshiete! Galko-chan)
(SC57) [HATENA-BOX (Oda Kenichi)] Onii-chan wa Kawaii Imouto ga Mamori-masu (Onii-chan dakedo Ai sae Areba Kankeinai yo ne!)
[Akumenari (Bonnari)] Kurinari Miboujin
(C90) [SHIOHAMA WORKSHOP (Hankotsu MAX)] Fubuki ga Oshiete Kureru Iiko ni Naru Houhou (Kantai Collection -KanColle-) [Chinese] [吹雪翻譯]
Oshiete TORIEL-sensei
Oshiete Nakiri Sensei
[Fuyutugu] Onii-chan to Oyomesan Gokko | Playing House With Onii-chan (Digital Puni Pedo! Vol. 02) [English] [n0504] [Digital]
Gakkou de Oshiete Kurenai Koto
(C93) [Hayasikare (Nishifuji)] Ano... OO Oshiete Kuremasen ka? (THE IDOLM@STER CINDERELLA GIRLS)
(Reitaisai 15) [Kitsune no Shippo Momitai (Wildcat)] Oshiete Ran-sama 1 (Touhou Project)
Mari ga Yasashiku Oshiete Agerune
Kaian★Trade~Onnna no ii tokoro, oshiete ageru~volume 3
[EBIFLY] Oshiete Onee-san
(CSP6) [Raijinkai (Haruki Genia)] Yarasete Galko-chan (Oshiete! Galko-chan)
Namaiki na Onna Souryo ni Medapani o Kurawasero! + Shadow Galko-chan
Oshiete Hana Sensei ♡ | Teach Me, Hana Sensei ♡
(Japariket) [Kuromahou Kenkyuujo (Nukaji)] Koubi no Shikata o Oshiete (Kemono Friends)
[Sakai Nayuta] Daisuki wo Oshiete Ch. 1-2
Oshiete, Anata no Aishikata
Majimena Aitsu ni Ani Ken no Ore ga Oshiete Yareru Koto Sono 1-2