[Kakashi Asahiro] JK o Oshiete [Chinese]
(SC2016 Winter) [Studio Wallaby (Niiruma Kenji)] Minea to Manya ga Oshiete Ageru (Dragon Quest IV)
[Pal Maison] Onii-chan to Penis Zoudai Pump o Tsukaou l Let's use a Penis Enlargement Pump with Onii-chan [English][Futackerman]
[INFINITY-FORCE (Mercy Rabbit)] Nounai Shucchou! Nerima Onii-chans!! | Cranial Business Trip! Nerima's Onii-chan!! (Digitama 04 FRONTIER) (Digimon Tamers) [English]
Oshiete! Z23 Sensei | Please Teach Us, Miss Z23!
(Reitaisai 15) [Kedama Gyuunyuu (Tamano Kedama)] Patchouli Sensei ga Oshiete Kureru | Teach me Patchouli Sensei (Touhou Project) [English] =White Symphony=
Oshiete TORIEL-sensei | Teach Me TORIEL-sensei
[Umematsu Thomas] Oshiete! Obasan [English] {Tadanohito}
(C87) [Kakitsubata no Yashiro (Kakitsubata Kanae)] Kanojo ga Ore no Kanojo nara. (Oshiete! Galko-chan) [Chinese] [瓜皮汉化]
(SC2017 Winter) [Idobata Kaigisho (Fried)] Haikei Onii-sama Yakusoku Owasure Naki You | Dear Onii-sama. Please Don't Forget Our Promise (Kono Subarashii Sekai ni Syukufuku o!) [English] [Juster]
(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]
(COMIC1☆10) [Shinnihon Pepsitou (St.germain-sal)] Yowami o Nigireba Nikubenki ni Dekirutte Hontou desu ka? (Oshiete! Galko-chan)
(C87) [Toumei Kousoku (Chika)] Oshiete! Suzuya-chan ~Gyaru na Onnanoko wa, Doutei Kimoota Teitoku ni mo Yasashiku shite kureru tte Hontou desu ka?~ (Kantai Collection -KanColle-) [Chinese] [空気系☆漢化]
[Shinjiro] Oshiete Yatte yo Megumi-san - Tell Me! Megumi-san♥ (COMIC Kairakuten XTC Vol. 6) [Chinese]
Oshiete Ageru | I'll Teach You
(Shotaket 11) [Ura Urethan (Akari Seisuke)] Sayonara o Oshiete (Onmyou Taisenki)
(C92) [UU-ZONE (nuezou)] Galko Ah!? (Oshiete! Galko-chan) [English] [B.R.R.]
(CR28) [Nirvana Soft (HIRONII, SINN)] LIGHTNING CRASH (AIR)
(C89) [Hybrid Jimushitsu (Muronaga Chaashuu)] Hybrid Tsuushin vol. 22 (Various)
[TETRODOTOXIN (Nise Kurosaki)] Gal Miko JK Nanpa shite Curry Tabe ni Ittara Doutei mo Oishiku Itadakareta Hanashi (Oshiete! Galko-chan) [Digital]
[Mogiki-chan chi (Mogiki Hayami)] Mesu Neko Onii-san | Female Cat Onii-san (Go! Princess Precure) [English] [N04h] [Digital]
(HaruCC20) [DearMyFriends (Yukako)] Datte Dare mo Oshiete Kurenai | That's because nobody taught me (Tales of Zestiria) [English] [Doushi no Jikan Scanlations]
(COMIC1☆13) [PoyoPoyoSky (Saeki Sola)] Onii-chan no Doutei Moratte Agete mo Ii yo? | Can I Have Onii-chan's Virginity? [English] [Marv]
(C89) [UU-ZONE (nuezou)] Galko Ah!! (Oshiete! Galko-chan)
(C91) [Mix Fry (Takurou)] Oshiete Nakiri Sensei (Shokugeki no Soma) [English] [naxusnl]
(COMIC1☆11) [DIOGENES CLUB (Haikawa Hemlen)] Omakase Fudeoroshi Galko-chan (Oshiete! Galko-chan) [English] {doujins.com}
(C68) [Misty Isle (Sorimura Youji)] Oshiete Master (Mahou Sensei Negima!)
(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]
[Tiger] Yuuwaku・Imouto #2 Onii-chan wa seishori gakari | Little Sister Temptation #2 Onii-chan is in Charge of My Libido Management (COMIC Reboot Vol. 07) [English] [Digital]
Atago-san! Kokuhaku no Houhou, Oshiete!
(C89) [Yabitsutouge (Ootori Mahiro)] Mari ga Yasashiku Oshiete Agerune (Love Live! Sunshine!!) [Chinese] [无毒汉化组]
[KONOHA (Kazuha)] Oshiete heart no katachi preview ban (THE iDOLM@STER)
Mari ga Yasashiku Oshiete Agerune
Motto Oshiete Kure yo! | 请教我更多吧
[sugarBt] Oshiete! Coach (COMIC Tenma 2015-11) [Chinese]
(CR35) [Studio Wallaby (Deep Purple '72)] Anata ga Oniichan (Shuukan Watashi no Onii-chan)
Oshiete Yatte yo Megumi-san - Tell Me! Megumi-san♥
[NAZ] Onii-chan e no Okurimono | A Present for Onii-chan (Ichigo Chocolate Flavor) [English] [BlindEye]
(C88) [Oberkochen (Rollei, Ramonii)] Korekara Ami ni Escalation Shimasu. (Cream Lemon)
Katekyo! ~ Oshiete Ecchi na Koto ~ Complete ban
(C93) [Nyankoromochimochi (Kotoba Ai)] Aya Onee-san ga Oshiete Ageru (Touhou Project)
(C85) [PROJECT KAGUYA (Koumo)] Oshiete, Sensei [English]
[DIOGENES CLUB (Haikawa Hemlen)] Omakase Fudeoroshi Galko-chan (Oshiete! Galko-chan) [Digital]
dare mo oshiete kurenai seibyō taisaku handobukku
(C90) [MURDERHOUSE (Workaholic)] Oshiete! Syaoran-kun (Cardcaptor Sakura) [Chinese]
[Kiryu Masumi] Imouto ni Seikyouiku ~ Oshiete Oniichan! | 妹妹好想要性教育~被哥哥搞到不要不要! Ch.1-2 [Chinese]
[Nikuniku Italian (Akikusa Peperon)] Taiketsu! Galko-chan VS Shota Chinpo (Oshiete! Galko-chan) [Digital]
(Unison In 3) [ENJOY MIX (Tokiai Haya)] Otona no Asobi Oshiete Kudasai (Mahou Shoujo Lyrical Nanoha)
[Anthology] Doki Doki Oyako Lesson ~Oshiete H na Obenkyou~
Mama Oshiete Ageru
(C87) [Toumei Kousoku (Chika)] Oshiete! Suzuya-chan ~Gyaru na Onnanoko wa, Doutei Kimoota Teitoku ni mo Yasashiku shite kureru tte Hontou desu ka?~ (Kantai Collection -KanColle-)
[Knuckle Curve] Kono Manga wa Onii-chan no Teikyou de Ookuri Shimasu | This Manga is an Offer From Onii-chan (COMIC Megastore 2012-01) [English] {doujin-moe.us}
Atago-san! Kokuhaku no Houhou, Oshiete!
(CSP6) [Raijinkai (Haruki Genia)] Yarasete Galko-chan (Oshiete! Galko-chan)
Kyou no Oyako Kan
(C71) [Chuuni+OUT OF SIGHT (Kim Chii)] Gakkou dewa Oshiete Kurenai Koto toka.
Kaian★Trade~Onnna no ii tokoro, oshiete ageru~volume 6
[Bomb Shelter (Orange Bull)] Oko-san no Seiyoku tte Futsuu ni Tsuyoi tte Hontou desu ka? 2 | 小孩子的性欲都很强,是真的吗? (Oshiete! Galko-chan) [Chinese] [K记翻译] [Digital]
(Chimuchimu World Micchimume!) [Mangetsu Ujiya (Tekorun)] Oshiete!? Onii-chan! | Teach Me!? Oniichan! [English] [alparslan]
[Tomatojigoku] Onii-chan wa Inu | Onii-chan's a Dog (Gekkan Web Otoko no Ko-llection! S Vol. 09) [English] [mysterymeat3] [Digital]
Oshiete! Aikatsu Sensei
Suki wo Oshiete Master-kun | Tell Me the Love, Master
[Diogenes Club (Haikawa Hemlen)] ○○○ shite! Galko-chan (Oshiete! Galko-chan) [Digital]
[Gift (Nagisano Usagi)] Oshiete Villetta Sensei (CODE GEASS: Lelouch of the Rebellion) [2008-04-30]
Oshiete! Syaoran-kun
(COMIC1☆10) [Brain Dead (Eiji)] Galfriend (Oshiete! Galko-chan)
Ano... OO Oshiete Kuremasen ka?
Kageyama ni Oshiete Morae
(C95) [Hazaka Mau (Hazaka Mau)] Raikou Mama ga Oshiete Kureru Hatsujou Shita Kemono no Tanetsuke SEX (Fate/Grand Order)
Anoko Ga Oshiete Kureta Koto
(C87) [MARASCHINO (Takayama Chihiro)] Oshiete! Myoukou-san (Kantai Collection -KanColle-)
(CR35) [Leaz Koubou (Oujano Kaze)] Oshiete Browning Sensei - Miss Execellen's Erotic Lesson (Super Robot Taisen)
(Shota Scratch SP4) [Yuzuya (Yuzuha)] Yasashiku, Oshiete | Please Teach Me (Rampo Kitan: Game of Laplace) [Chinese]
(C67) [FlavorGraphics* (Mizui Kaou)] From Shinyokohama To Akihabara (Shuukan Watashi no Oniichan) [English]
[Kusunoki Rin] Sensei ni Oshiete Ageru | Let's Teach Sensei (Ero Gaki tachi ni Okasareta Heroine tachi Vol.1) [English] {Hennojin} [Digital]
[Saegusa Kohaku] Onii-chan to Watashi | Onii-chan & I (COMIC Megastore 2011-12) [ENG] [Yoroshii]
(C87) [Kinoko Pot Pie (Yukiguni Eringi)] Gyaru Shota NTR (Oshiete! Galko-chan)
[Circle Eden (Diisuke)] Seitokaichou dakedo Kyouhaku Saretara Shikatanai yo ne (Onii-chan dakedo Ai sae Areba Kankeinai yo ne) [Digital]
(SC26) [Nirvana Soft (Hironii)] Red Impact (Gundam Seed Destiny, Gad Guard) [English] [Hmedia]
(COMIC1☆11) [DIOGENES CLUB (Haikawa Hemlen)] Omakase Fudeoroshi Galko-chan (Oshiete! Galko-chan) [Chinese] [K记翻译]
(C92) [GAMU-SYARA (Gingami)] Oshiete Oshishou-sama 2 (Fate/Grand Order)
[Katou an] Omocha yori iino? honto no H oshiete kudasai
[Bizen Dorobune] Ninomiya-san wa Muzukashii | Ninomiya-san is Being Difficult (Karadajuu de Oshiete Ageru) [English] {Hennojin} [Digital]
Oshiete! Onii-chan
Watashi ga SEX Oshiete Ageru
(C87) [UU-ZONE (nuezou)] Galko Ah! (Oshiete Galko-chan!)
[Ishino Kanon] Onee-chan ga Onii-chan | Onee-chan is Onii-chan (Futanari Secrosse!!) [English] [desudesu]
Oshiete Sense
Ane no Kareshi ga Kuzu Otokotte Hontou desu ka? | Is My Older Sister's Boyfriend Really a Scumbag?
Oshiete Atago-san
[Akumenari (Bonnari)] Kurinari Miboujin
Kamikaze no Ii Tokoro Oshiete Ageru!
[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]
Honoka no Oshikko Oshiete Kudasai
Onii-chan to Love Love Daisakusen 5
[Kobayashi Oukei] Onii-chan no Baka | Onii-chan You Idiot [English] {Mistvern}
Mikan ga Oshiete Ageru MILKEY ORANGE 2
[INFINITY-FORCE] Shuukan Oniichan ga Miteru
[Shiawase Manjuu (Shiawase 1500)] Oniichan ni Oshiete ageyo!!
Tsuyatsuya ~ Zoku Oshiete! Utaha Sensei!!
Oshiete! Tsunashi-san - Ryuu Aniki
Hitozuma Sex o Oshiete Ageru ~Tomodachi no Okaa-san ni Yuuwaku Sareta Boku~
[Fuyutugu] Onii-chan to Oyomesan Gokko | Playing House With Onii-chan (Digital Puni Pedo! Vol. 02) [English] [n0504] [Digital]
(Bokura no Love Live! 13) [Girigiri Works (Kurokawa Girito)] Oshiete! Dia-sama! (Love Live! Sunshine!!)
(ShotaFes 2) [SERVICE BOY (Hontoku)] Onii-chan ni Tanezuke Shichao! | Let's Breed Oniichan! [English] [alparslan]
Oshiete Oshishou-sama 2
[Nagashima Chousuke] Kigenzen 10000 Nen no Ota | The Otaku in 10,000 B.C. Ch. 1-20 [English] [Natty Translations, Lazarus H]
Majimena Aitsu ni Ani Ken no Ore ga Oshiete Yareru Koto Sono 2
[Yama Bicco] Oshiete Oniwaban
(COMIC1☆10) [Studio Wallaby (Yuzu Syrup)] Hatsukoi Galko to Nama Ecchi (Oshiete! Galko-chan)
[Suzuki Akoni] Majimena Aitsu ni Ani Ken no Ore ga Oshiete Yareru Koto Sono 1 (COMIC BAVEL 2016-05) [Chinese] [無邪気漢化組]
(CSP6) [Raijinkai (Haruki Genia)] Yarasete Galko-chan (Oshiete! Galko-chan) [Chinese] [无毒汉化组]
(C90) [Arysuivery (Ayakase Chiyoko, Ayakase Riberi)] Rina to Onii-chan no Ikenai Ojikan | Rina and Onii-chan's Forbidden Time [English] [The Blavatsky Project]
Shōhin-mei oshiete rem sensei emilia tan to manabu hajimete no SEX [.)sample
Lolicon Doutei Ero Mangaka-kun, Kinjo no Jojifuku Kita Yabai Mesu Onii-san ni Semarareru
[Shuudan Bouryoku (Murasaki Syu)] Nazunaria workingReport - Oniichan to Issho | Nazunaria Working Report - Together with Onii-chan (WORKING!!) [English] [LittleWhiteButterflies + Trinity Translations Team]
(C87) [King Revolver (Kikuta Kouji)] 2014 Fuyukomi copy hon ○ (Various)
Oshiete! Myoukou-san