[Misao.] Oshiete Ageru | I'll Teach You (COMIC LO 2012-02) [English] [Yoroshii]
[Narumiya (Narumiya)] Tohoku no Chicchai Onee-chan ga Maigo no Otokonoko ni Kimochi Ii Ijirikata toka Oshiete Agechau no (VOICEROID) [Chinese] [GABA汉化组] [Digital]
[GUILTY HEARTS (FLO)] BLUE EYES BLUE (Onii-chan dakedo Ai sae Areba Kankeinai yo ne) [Digital]
(C90) [Imitation Moon (Narumi Yuu)] Oshiete Rem Sensei - Emilia-tan to Manabu Hajimete no SEX (Re:Zero kara Hajimeru Isekai Seikatsu)
(C90) [K+W (sasachinn)] RO-chan ga U-ni oshiete ageru desutte! (Kantai Collection -KanColle-)
(Shota Scratch SP4) [Yuzuya (Yuzuha)] Yasashiku, Oshiete | Please Teach Me (Rampo Kitan: Game of Laplace) [English] [Shotachan]
(C85) [chested (Toku)] Shiranai LOVE Oshiete (Love Live!)
Tangram | 七巧板
[Studio Wallaby (Haruhonya)] Ikenai! Galko-chan (Oshiete! Galko-chan)
(CR35) [Studio Wallaby (Deep Purple '72)] Anata ga Oniichan (Shuukan Watashi no Onii-chan)
Tabun Koi mo Kono Hon wa Oshiete Kureru
Watashi no Zenbu Oshiete Ageru Ch. 1-2
(Mou Nanimo Kowakunai 17) [KATAMARI-YA (Shinama)] Saya Coach ga Iroiro Oshiete agechau Hon (Puella Magi Madoka Magica)
[Suzuki Akoni] Majimena Aitsu ni Ani Ken no Ore ga Oshiete Yareru Koto 2 (COMIC BAVEL 2016-11) [English] [Noraneko] [Digital]
[Bizen Dorobune] Karadajuu de Oshiete Ageru [Digital]
[Yamakumo] Closet | 衣櫃外的淫景 [Chinese]
(Dokkidoki Live 7) [Aoikatsu! (Uogasi Sorato)] Oshiete! Aikatsu Sensei (Aikatsu!)
(C89) [BRIO (Puyocha)] Oideyo! Galko-chan! Galko wa, Mizuryu Kei Land ni Ikutte Hontou Desu ka? (Oshiete! Galko-chan!) [Chinese] [final個人漢化]
(CCOsaka109) [La.C. (Narumi Meiko)] Oshiete Study (Akatsuki no Yona)
Oshiete! Rinaji-san!
[Shimaji] Oshiete Nyan Nyan (COMIC Shitsurakuten 2013-09) [English] [CGrascal]
[Anthology] Oshiete! Oneesan
(SC28) [Nirvana Soft (Hironii)] Red Impact IV (Gundam Seed Destiny)
Watashi ga SEX Oshiete Ageru | I'll Teach You How to Have SEX
(SPARK8) [Gamenhaji (Noji)] Shikyuukou no Kanata, Onii chan no Hate | Beyond the mouth of the uterus lies Onii-chan’s demise [English] {5 a.m.}
(MyBestFriends5) [Hidebou House (Hidebou)] Takane ga Anal ni tsuite Oshiete hoshii soudesu. (THE IDOLM@STER)
(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}
(C87) [Dorepooru (Leopard)] Leopard Hon 23 (Oshiete! Galko-chan) [English] {doujins.com}
[Jonii Ume] Kokoro Karada Format (COMIC MUJIN 2010-08) [Decensored]
(C83) [Awareness (Aikawa Touma)] IRIS11 (Onii-chan dakedo Ai sae Areba Kankeinai yo ne)
Oshiete! Kaga-sensei ~Hajimete no Niana Jugyou~
[Fujimaru] DEARDROPS (COMIC Megastore 2010-10) [English] [RyuuTama] [Decensored]
(C89) [Nukoya (Various)] PROSTITUTE-3 (Oshiete! Galko-chan)
Oshiete Sensei! | Teach Me, Sensei
Oshiete Lesson Maid
(C90) [Xration (mil)] bou 3 (Various) [Chinese] [唔得闲个人汉化]
(C91) [TOHOORIN (Various)] Producer ga Oshiete Kureta Koto Vol. 2 (THE IDOLM@STER CINDERELLA GIRLS)
[Brilliant Mayonnaise (Takamiya)] Dekkaku Natchatta! ? [Digital]
[Nikuniku Italian (Akikusa Peperon)] Taiketsu! Galko-chan VS Shota Chinpo | 對決!辣妹子醬VS正太肉棒 (Oshiete! Galko-chan) [Chinese] [里界漢化組] [Digital]
[Studio PAL (Nanno Koto)] Imouto wa Boku no Koibito ~ Onii-chan to Natsumatsuri hen ~ | My sister is my girlfriend - At the summer festival with Onii-chan [English] [volsungling]
Ultra Super Anal Time
Toshishita no Boku ni Seikoui no Kimochiyosa o Oshiete kureru Osananajimi no Onee-san
Oshiete hanīsample
(C89) [BRIO (Puyocha)] Oideyo! Galko-chan! Galko wa, Mizuryu Kei Land ni Ikutte Hontou Desu ka? (Oshiete! Galko-chan!)
Saya Coach ga Iroiro Oshiete agechau Hon
Oshiete Kudelia!
(COMITIA120) [Kakukonoka (Menoko)] Oshiete Ageru [Chinese] [瑞树汉化组]
(C66) [Takanaedoko, Family Complex (Takanae Kyourin, Sesena Yau)] Oshiete! Ink Sensei (Moetan)
Oshiete, Anata no Aishikata
Ai o Oshiete
[Rascou] Oshiete Maria na Kaikyou II (WORDS WORTH)
Nee, Oshiete
(C89) [CELICA (Serika)] Kiss Game o Oshiete (Uta no Prince-sama)
(C91) [Mix Fry (Takurou)] Oshiete Nakiri Sensei (Shokugeki no Soma) [English] [naxusnl][+bonus]
[Asamori Mizuki] Oshiete Maria 4 [Chinese]
(C97) [Sakanahen (Ajino)] Oshiete Dreadnought (THE IDOLM@STER MILLION LIVE!)
(C94) [TIES (Takei Ooki)] Watashi no, Onii-chan Extra (Watashi no, Onii-chan Soushuuhen) [English] {Faux}
Gakkou de Oshiete Kurenai Koto
(C87) [Number2 (Takuji)] Galko bon arimasu. | The class idol, Gyaruko-chan, is really all mine? (Oshiete! Galko-chan) [English] [PSYN]
Oshiete! Oreki-san | 教教我! 折木同學
Kinjo ni Hikkoshite Kita ko ni Hitomebore Sare Sex o Oshiete Hoshii to Iwareta Hitozuma
[A.O.I (Sanagi Torajirou)] Oshiete Sensei!
Sensei ni Oshiete
(C76) [Santouhei Division (Satou Santouhei)] Oshiete Beatrice (Umineko no Naku Koro ni) [English] [EHCOVE]
(C90) [Onsoku Ebifly (Lew)] Kawaii Otouto wa Onii-chan no Tame ni Imouto ni Narubeki! | The Cute Otouto Has to Become an Imouto for the Sake of his Onii-chan! [English] {Hennojin}
[40010 1-GO (Shimanto Shisakugata)] Oshiete! Mikan Senpai (To LOVE-Ru) [English] [Lobuttomario] [2019-01-21]
[Kurione-sha (YU-RI)] Oshiete! Nico-san (One Piece) [Digital]
(C89) [Idenshi no Fune (Nanjou Asuka)] Himitsu no Basho de Onii-san to. | In my secret spot with onii-san [English]
[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]
[Bu-chan] GaCen de Deatta Otokonoko Cosplayer (Otoko no Ko-llection!) [Chinese] [空想少年汉化]
Nakayoshi no Himitsu o Oshiete.
(C87) [Mix Fry (Takurou)] Fumina to Mirai no Oshiete Ageru (Gundam Build Fighters Try)
(C76) [Santouhei Division (Satou Santouhei)] Oshiete Beatrice (Umineko no Naku Koro ni)
Oshiete! Nico-san
[Suzuki Akoni] Majimena Aitsu ni Ani Ken no Ore ga Oshiete Yareru Koto Sono 1-2
Akatsuki ga Lady to no Tashinamikata o Oshiete Ageterun dakara ne
[Ishigami Kazui (RED CROWN)] Oshiete Sensei (COMIC Penguin Club Sanzokuban 2011-03)
[Hidiri Rei] Chisa to Oniichama | Chisa and Onii-chama (COMIC LO 2010-05) [English] {5 a.m.}
(C96) [Citron no mori (Yuzuna Hiyo)] Onii-chan no Soba ni Ite mo Ii desu ka...? | Is it okay if I stay by Onii-chan's side...? [English]
Kronii no Shinkon Santaku
(Tora Matsuri 2015) [AXZ (Kutani)] Angel's Stroke 86 - Bed In Galko-chan!! (Oshiete! Galko-chan) [English] {doujin-moe.us}
(C89) [Kurobinega (Kenkou Cross)] Mamono Musume Zukan Higai Houkoku ~Cheshire Neko no Oidemase Fushigi no Kuni~ [Chinese] [无毒汉化组]
[Shinjiro] Oshiete Yatte yo Megumi-san - Tell Me! Megumi-san♥ (COMIC Kairakuten XTC Vol. 6) [English] [Redlantern]
[SUPER27] [RIRIADOLL (Takewakamaru)] Oshiete My Master (Fate/Grand Order)
(C87) [make pig press (Takasaka Donten)] Onee-chan no Kanjichau Toko Oshiete Ageru☆ - Hey! "P"kun! I'm Guide my systers erogenous zone. (THE IDOLM@STER CINDERELLA GIRLS) [English] {doujin-moe.us}
[88scones (Sakaki Tsui)] Sensei niha Oshiete Agenai [English] {Shotachan}
(C63) [CRAFTWORK side.c (Nagaoka Kenzou, Ishino Michiho)] Sayonara wo Oshiete Settei Shiryou & Genga shuu
(Reitaisai 15) [Kedama Gyuunyuu (Tamano Kedama)] Patchouli Sensei ga Oshiete Kureru (Touhou Project) [Chinese] [靴下汉化组]
(C89) [PLANT (Tsurui)] Oshiete MY HONEY 2 Kouhen (THE IDOLM@STER) [English]
(C79) [Hidebou House (Hidebou)] Takane ga 「S○X」ni tsuite Oshiete Hoshiisou desu. (THE IDOLM@STER)
Oshiete Dreadnought
Fumina to Mirai no Oshiete Ageru
(C73) [Neko tank (Maitou)] Oshiete agenai (The Melancholy of Haruhi Suzumiya)
Toshishita no Boku ni Otona na Koto o Oshiete kureru Osananajimi ni Onee-san
[Akachi (Chikigai, Shinozuki Kou)] Oshiete! Vita Kyoukan!! 2 (Mahou Shoujo Lyrical Nanoha)
Suki wo Oshiete Master-kun
[Ozy] Lamia Onee-chan ga Oshiete Ageru (Monster Musume to no Chigiri) [Chinese] [開坑當做例行重嵌組] [Digital]
Omase na Imouto ni Nakadashi Oshiete yaru!?
(C85) [PROJECT KAGUYA (Koumo)] Oshiete, Sensei
[DIOGENES CLUB (Haikawa Hemlen)] Omakase Fudeoroshi Galko-chan 2 (Oshiete! Galko-chan) [English] {doujins.com} [Digital]
(C89) [AXZ (Warabino Matsuri)] Angel's Stroke 87b Galko-chan 0.02!! (Oshiete! Galko-chan) [Chinese] [脸肿汉化组]
[Ishino Kanon] Onee-chan ga Onii-chan | Onee-chan is Onii-chan (Futanari Secrosse!!) [English] [desudesu]
(C95) [Kitsune no Shippo Momitai (Wildcat)] Oshiete Ran-sama 3 (Touhou Project)
[Sabaku] Oshiete Ageru | I'll Teach You (COMIC LO 2017-07) [English] [ATF] [Digital]
Oshiete! Onii-chan
(C92) [cryptid (Mufuru)] Oshiete Onii-chan (To LOVE-Ru)
[Branshea] Watashi no Himitsu Oshiete A-ge-ru ❤ [Digital]
(COMIC1☆10) [Brain Dead (Eiji)] Galfriend (Oshiete! Galko-chan) [English] [Clawhammer]
Watashi ga SEX Oshiete Ageru | 就讓妹妹來教你怎麼變成大人吧
Oshiete! Suguha-chan!!
(C88) [QUDA (Qudamomo)] SUPER Galkodelic Hour (Oshiete! Galko-chan, Dungeon ni Deai o Motomeru no wa Machigatteiru Darou ka) [English] {doujins.com}
(COMIC1☆11) [Nechorapoddo (Nanpuu)] Oshiete Cagliostro (Granblue Fantasy)
(HaruCC23) [Fujitomomo (Aoi)] Oshiete Honey (Fate/Grand Order)
[Ookami Uo] (Ryuushutsu) JSJC Naisho no Jian
(Shota Scratch SP4) [Yuzuya (Yuzuha)] Yasashiku, Oshiete (Rampo Kitan: Game of Laplace)
(C86) [EX35 (Kamaboko RED)] Otokonoko ga Oshiete Kurenai Koto (Bakusou Kyoudai Let's and Go!!)
[Guchokuya (Spec-R)] Densetsu You-shin Wataoni - Sesshoku-hen- (Shuukan Watashi no Onii-chan)
[RPG Company2] Oshiete! Setsuna Sensei