(C90) [Shoot The Moon (Fuetakishi)] High Elf × High School Shuugeki Hen Toujitsu [English] {doujins.com}
(SUPER22) [OZO (Chinmario)] Watashi ni Oshiete (Saint Onii-san)
[Neko Bus Unsou (Neko Bus)] Oshiete Sense (Love Live! Sunshine!!) [Chinese] [加勒比海监个人汉化] [Digital]
[(Yuu)Adashino Suisan (Isshi Taira)] oshiete! ongon no hachimitushu jugyou
(COMIC1☆7) [Number2 (Takuji)] Kataomoi shiteta Onii-san ni Shinyuu no Mae de Shojo wo Ubaware chaimashita. | I had a crush on Onii-chan. He stole my virginity in front of my friend. (Ore no Imouto ga Konna ni Kawaii Wake ga Nai) [English] [Doujin-Moe]
(C87) [Kakitsubata no Yashiro (Kakitsubata Kanae)] Kanojo ga Ore no Kanojo nara. (Oshiete! Galko-chan)
(Reitaisai 15) [Denki Biribiri] Oshiete! Udonge Onee-chan! (Touhou Project)
(SC38) [SILMARIL (Ayakaze Ryuushou)] HYBRID CHILD 28 - Oshiete Hoshii zo, Master~! (VOCALOID)
[Dodomeiro Teishoku (Sakuganki)] Mayonaka no Ginbei no Himitsu (Onii-chan dakedo Ai sae Areba Kankeinai yo ne!) [Digital]
[Shinjiro] Oshiete Yatte yo Megumi-san - Tell Me! Megumi-san♥ (COMIC Kairakuten XTC Vol. 6) [Chinese]
RO-chan ga U-ni oshiete ageru desutte!
Oshiete Sense
(C94) [Oberkochen (Rollei, Ramonii)] Kuronekoyakata Niku no Chigiri (Cream Lemon)
(C95) [Kitsune no Shippo Momitai (Wildcat)] Oshiete Ran-sama 3 (Touhou Project)
Oshiete Teacher | Let Me Teach You About Love
(Reitaisai 15) [Kitsune no Shippo Momitai (Wildcat)] Oshiete Ran-sama 1 (Touhou Project)
Ai o Oshiete?
(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}
[TETRODOTOXIN (Nise Kurosaki)] Kanojo ga Mizugi ni Kigaetara (Oshiete! Galko-chan) [English] [Tigoris Translates] [Digital]
(C90) [Solid Air (Zonda)] Oshiete! Kaga-sensei ~Hajimete no Niana Jugyou~ (Kantai Collection -KanColle-) [Chinese] [空気系☆漢化]
(Comic Characters! 02) [KONOHA (Kazuha)] Oshiete Heart no Katachi (THE iDOLM@STER)
[Jonii Ume] Last (Ima no Watashi Niha Kairaku Koso Subete) [English] [desudesu]
(C86) [Chotto Dake Aruyo. (Takemura Sesshu)] Oshiete! Azusa-san. (THE iDOLM@STER)
[Suzuki Akoni] Majimena Aitsu ni Ani Ken no Ore ga Oshiete Yareru Koto Sono 2 (COMIC BAVEL 2016-11) [Chinese] [無邪気漢化組] [Digital]
(C92) [cryptid (Mufuru)] Oshiete Onii-chan (To LOVE-Ru) [Chinese] [脸肿汉化组]
(C89) [Hi-Per Pinch (clover)] NMB -nudist mud bath- (Oshiete! Galko-chan) [English] {5 a.m.}
[40010 1-GO (Shimanto Shisakugata)] Oshiete! Mikan Senpai (To LOVE-Ru) [2019-01-21]
[Momoneko Doumei (more, Purapa)] Souiu Toko da yo Onii-chan ga Kimoi no wa ~Soredemo Watashi wa Onii-chan ga Daisuki~ [Digital]
[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]
Oshiete Oniichan
[STUDIO Huan (Raidon)] Watashi-tachi ni H na Koto Oshiete (Mahou Shoujo Lyrical Nanoha)
Oshiete! Coach
[Rico] Onii-chan Asobo | Let's Play Onii-chan Ch.1-8 [English] {Mistvern}
(C94) [TIES (Takei Ooki)] Watashi no, Onii-chan Kakioroshi (Watashi no, Onii-chan Soushuuhen) [Chinese] [水土不服汉化组]
(COMIC1☆7) [B.B.T.T. (Yamamoto Zenzen)] Oshiete!! Mamiko Sensei
Galko Ah!
[TETRODOTOXIN (Nise Kurosaki)] Gal Miko JK Nanpa shite Curry Tabe ni Ittara Doutei mo Oishiku Itadakareta Hanashi (Oshiete! Galko-chan) [Digital]
(Reitaisai 15) [Kedama Gyuunyuu (Tamano Kedama)] Patchouli Sensei ga Oshiete Kureru | Teach me Patchouli Sensei (Touhou Project) [English] =White Symphony=
[Shiawase Manjuu (Shiawase 1500)] Oniichan ni Oshiete ageyo!!
Oshiete o gibo-san! Osananajimi kappuru no shinkon sekkusu kyōshitsu
[Kuishinbou (Naitou Haruto)] Onanie Shisugiru to Asoko ga Kurozumu tte Hontou desu ka? (Oshiete! Galko-chan) [English] [Clawhammer] [Digital]
[Saegusa Kohaku] Onii-chan to Watashi | Onii-chan & I (COMIC Megastore 2011-12) [ENG] [Yoroshii]
Oshiete Hana Sensei
(C94) [TIES (Takei Ooki)] Watashi no, Onii-chan Extra (Watashi no, Onii-chan Soushuuhen) [English] {Faux}
(C65) [MSIZE (Riumu)] Iu koto kiite yo!! Onii-chan | Follow My Orders, Onii-chan! [English] =Little White Butterflies=
Majimena Aitsu ni Ani Ken no Ore ga Oshiete Yareru Koto 2
Oshiete! Bancho!! | enséñame guardián 8
[Kokekokko Koma] Furimuite Onii-chan | Turnabout Oniichan [English]
(C90) [SHIOHAMA WORKSHOP (Hankotsu MAX)] Fubuki ga Oshiete Kureru Iiko ni Naru Houhou (Kantai Collection -KanColle-)
(C94) [PYPYworks (Syamonabe)] Oshiete Lillie (Pokémon Sun and Moon) [Chinese] [绅士仓库汉化]
[Usakun] Onii-chan to | With Onii-chan (Koisuru Fukurami) [English] [Yoroshii]
(C90) [K+W (sasachinn)] RO-chan ga U-ni oshiete ageru desutte! (Kantai Collection -KanColle-)
[Natsuka Q-Ya] Juumin Zenin Ninshin Kibou!? Joshiryou Kanrinin [Chinese]
Futaba ni Oshiete!
[Fujimaru] DEARDROPS (COMIC Megastore 2010-10) [English] [RyuuTama] [Decensored]
(C88) [Kakitsubata no Yashiro (Kakitsubata Kanae)] Kanojo ga Boku no Kanojo nara. (Oshiete! Galko-chan)
(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)
[Umematsu Thomas] Oshiete! Obasan
[Ginto] Oshiete! Ketsu Mesu Dorei Sensei
(Puniket 37) [ASTRA'S (Astra)] Oshiete (Alps no Shoujo Heidi)
[Yama Bicco] Oshiete Oniwaban
(COMIC1☆9) [Diogenes Club (Haikawa Hemlen)] ○○○ shite! Galko-chan (Oshiete! Galko-chan)
[Nagashima Chousuke] Kigenzen 10000 Nen no Ota | The Otaku in 10,000 B.C. Ch. 1-20 [English] [Natty Translations, Lazarus H]
(C67) [VOLTCOMPANY. (Asahimaru)] Tokkan Watashi no Ochinchin (Shuukan Watashi no Onii-chan)
Randoseru Shotta Kemono ga Senei ni Shukudai o Oshiete morau Hon
[Eitchna] Joshi no Ana no Oshigoto
[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]
Oshiete Oshisou-sama
(C87) [Mix Fry (Takurou)] Fumina to Mirai no Oshiete Ageru (Gundam Build Fighters Try) [Chinese] [黑条汉化]
(C80) [RPG Company 2 (Uranoa)] Oshiete! Setsuna Sensei (Bishoujo Senshi Sailor Moon) [English] {Hennojin}
(C91) [Archives (Hechi, sanada kana)] http://d99.biz/arc3/ (Oshiete! Galko-chan)
Oshiete Fumina Senpai
(CR35) [Studio Wallaby (Deep Purple '72)] Anata ga Oniichan (Shuukan Watashi no Onii-chan)
(COMIC1☆11) [DIOGENES CLUB (Haikawa Hemlen)] Omakase Fudeoroshi Galko-chan (Oshiete! Galko-chan) [Chinese] [K记翻译]
[Mizuyuki] Watashi no Zenbu Oshiete Ageru [Chinese] [無邪気漢化組]
Oshiete Kudelia!
[Nikuniku Italian (Akikusa Peperon)] Taiketsu! Galko-chan VS Shota Chinpo (Oshiete! Galko-chan) [Digital]
Oshiete! Z23 Sensei | Please Teach Us, Miss Z23!
Daisuki na Kareshi ga Iru no ni Onii-chan ni Yararechatta Watashi
[Mogiki-chan chi (Mogiki Hayami)] Mesu Neko Onii-san | Female Cat Onii-san (Go! Princess Precure) [Digital]
Toshishita no Boku ni Seikoui no Kimochiyosa o Oshiete kureru Osananajimi no Onee-san
(C94) [Kitsune no Shippo Momitai (Wildcat)] Oshiete Ran-sama 2 (Touhou Project)
Oshiete! Mikan Senpai
(COMIC1☆11) [DIOGENES CLUB (Haikawa Hemlen)] Omakase Fudeoroshi Galko-chan (Oshiete! Galko-chan) [English] {doujins.com}
(C95) [Aikotobako (Goriyaku)] Rumia Onee-chan ga Oshiete Ageru | Rumia Onee-chan Will Teach You (Touhou Project) [English] [Angry Food]
(CCOsaka109) [La.C. (Narumi Meiko)] Oshiete Study (Akatsuki no Yona)
[Scarlet (Izuki Sanae)] Otoile! Galko-chan (Oshiete! Galko-chan) [Digital]
(C68) [Misty Isle (Sorimura Youji)] Oshiete Master (Mahou Sensei Negima!)
Omocha yori iino? honto no H oshiete kudasai Ch.01-10
Kronii-Dinner
(C83) [STUDIO PAL (Nanno Koto)] Imouto wa Boku no Koibito ~Onii-chan to Icha-Love Hen~ | My Sister is My Girlfriend - Make Out-Love with Onii-Chan [English] [volsungling]
[Mizuyuki] Watashi no Zenbu Oshiete Ageru - I'll Tell You All of Me [Digital]
[ZEN] 95-shiki 97-shiki Onee-chan ga Oshiete Ageyou!! (Girls' Frontline) [Digital]
Sensei ni Oshiete
[EBIFLY] Oshiete Onee-san Ch. 8-9 [English] [Decensored]
(C65) [kirei na oneesan (Izumi Yayoi)] Akiko-san no Oshiete Ageru (Kanon)
(C89) [AXZ (Warabino Matsuri)] Angel's Stroke 87b Galko-chan 0.02!! (Oshiete! Galko-chan)
Toshishita no Boku ni Otona na Koto o Oshiete kureru Osananajimi ni Onee-san
(C84) [Jam Kingdom (Jam Ouji)] Jinsei de Taisetsu na Koto wa Subete Rikka ga Oshiete kureta (Dokidoki! Precure) [English] [desudesu]
(SC2016 Winter) [NIGHT FUCKERS (Mitsugi)] Hannama soine yo. (Various)
(C95) [Aikotobako (Goriyaku)] Rumia Onee-chan ga Oshiete Ageru (Touhou Project)
[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.1-7 [Chinese]
[Atori K] Oshiete Sensei | Teach me, Teacher (Watashi wa Maid) [English] [sirC]
(SUPER24) [Birman (Pirupa)] Bokura no Namae o Oshiete Ageru (Free!)
[Shinjiro] Oshiete Yatte yo Megumi-san - Tell Me! Megumi-san♥ (COMIC Kairakuten XTC Vol. 6) [English] [Redlantern]
(C67) [Kurione-sha (YU-RI)] Oshiete! Nico-san (One Piece)
(COMIC1☆10) [Shinnihon Pepsitou (St.germain-sal)] Yowami o Nigireba Nikubenki ni Dekirutte Hontou desu ka? (Oshiete! Galko-chan)
[Eichina] Ii yo, Onii-chan Daisukidamon [English]
[Shuudan Bouryoku (Murasaki Syu)] Nazunaria workingReport - Oniichan to Issho | Nazunaria Working Report - Together with Onii-chan (WORKING!!) [English] [LittleWhiteButterflies + Trinity Translations Team]
[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]
Majimena Aitsu ni Aniken no Ore ga Oshiete Yareru Koto
Oshiete TORIEL-sensei | Teach Me TORIEL-sensei
Oshiete Study
[Suzuki Akoni] Majimena Aitsu ni Ani Ken no Ore ga Oshiete Yareru Koto 2 (COMIC BAVEL 2016-11) [English] [Noraneko] [Digital]
[Nino-Kan (Karakan, Amakan)] Oniichan no Koto ga Daisuki de shouganai! (Oniichan no Koto Nanka Zenzen Suki Janain Dakara ne!!)
(Reitaisai 15) [Kedama Gyuunyuu (Tamano Kedama)] Patchouli Sensei ga Oshiete Kureru (Touhou Project) [Chinese] [脸肿汉化组]
(C73) [Neko tank (Maitou)] Oshiete agenai (The Melancholy of Haruhi Suzumiya)
(C94) [TIES (Takei Ooki)] Watashi no, Onii-chan Extra (Watashi no, Onii-chan Soushuuhen) [Chinese] [Mr.GUO个人汉化]
Oshiete Rito-Kun!
Oshiete Oshishou-sama
(C85) [PROJECT KAGUYA (Koumo)] Oshiete, Sensei
(COMIC1☆12) [PoyoPoyoSky (Saeki Sola)] Onii-chan no Shasei Kanri-gakari desu 2 | Onii-chan's ejaculation management 2 [English] [kyuukei]
Hinata Sensei ga Oshiete ageru!
[Asamori Mizuki] Oshiete Maria 4 [Chinese]
(COMIC1☆10) [Brain Dead (Eiji)] Galfriend (Oshiete! Galko-chan) [English] [Clawhammer]
[Diogenes Club (Haikawa Hemlen)] ○○○ shite! Galko-chan (Oshiete! Galko-chan) [Digital]
[Angelic Feather (Land Sale)] Flan-chan no Oshiete no Koa Sensei-san (Touhou Project) [Digital]
(C94) [AquaDrop (Mikami Mika)] Oiwai Sex ~Onii-chan no Tanjoubi~ | Oiwai Sex ~Onii-chan Birthday~ [English] [CGM]
(COMIC1☆9) [Syunkan Saidaihusoku (Pony R)] Katori Sensei ga Oshiete Ageru (Kantai Collection -KanColle-)
(Chou Waga Te ni Hikigane o 2021 Tokyo) [Zettai SSR ga Ii (Rechiko)] Oshiete Sodatete (World Trigger)
[Katou an] Omocha yori iino? honto no H oshiete kudasai
[Eitchna] Ii yo, Onii-chan Daisukidamon. [Chinese] [罗洁爱儿个人汉化]
○○○ shite! Galko-chan
dare mo oshiete kurenai seibyō taisaku handobukku
[Dekochin Hammer] Oniichan no Sei Dakara ne!! | It's Your Fault, Onii-chan! (COMIC LO 2015-02) [English] [Hot Cocoa]
(C89) [CELICA (Serika)] Kiss Game o Oshiete (Uta no Prince-sama)
[Rikomaru] Kappa Shiiku Nikki ~Koubi no Shikata o Oshiete Mita~ (1)
Onii-chan to Love Love Daisakusen 5
(C66) [Misty Isle (Sorimura Youji)] BumbleBees (Shuukan Watashi no Onii-chan) [English] [GogetaSS4] [Incomplete]
(C95) [CARAMEL CRUNCH! (Rikatan)] Chino-chan no Oshiete A.B.C (Gochuumon wa Usagi desu ka?)
(C92) [GAMU-SYARA (Gingami)] Oshiete Oshishou-sama 2 (Fate/Grand Order)
Zoku Oshiete Zetsurin Sensei
Omakase Fudeoroshi Galko-chan
[blue killer (Doku Denpa)] Oshiete! Yuki-chan Sensei - Teach Me! Ms.Yuki-chan [Digital]
[Rico] Onii-chan o Hitorijime | Monopolizing Onii-chan (Otona Mitai ni Suki ni Shite ne) [English] {Mistvern} [Digital]
[Oni Kizoku] Oshiete Ikema-sensei and Kyoutou-sensei/Teach me Miss.Ikema and Miss.Kyoutou [English]