(COMITIA120) [Kakukonoka (Menoko)] Oshiete Ageru [Chinese] [瑞树汉化组]
[blue killer (Doku Denpa)] Oshiete! Yuki-chan Sensei - Teach Me! Ms.Yuki-chan [Digital]
Onii-chan wa Inu | Onii-chan's a Dog
(C87) [Number2 (Takuji)] Galko Bon Arimasu. (Oshiete! Galko-chan) [Chinese] [丧尸汉化]
(C76) [Santouhei Division (Satou Santouhei)] Oshiete Beatrice (Umineko no Naku Koro ni)
(C89) [Yabitsutouge (Ootori Mahiro)] Mari ga Yasashiku Oshiete Agerune (Love Live! Sunshine!!)
[Tsubaki Jushirou] Onii-chan no Kuse ni Namaiki nanda mon! | Onii-chan is such a bully! (My Mai Secret) [English] [Mondee + Brook09]
[INFINITY-FORCE] Shuukan Oniichan ga Miteru
Onee-chan ga Onii-chan Onee-chan is Onii-chan
(C91) [Archives (Hechi, sanada kana)] http://d99.biz/arc3/ (Oshiete! Galko-chan)
(COMITIA120) [Kakukonoka (Menoko)] Oshiete Ageru
Oshiete Very Short | Teach Me Very Short
[Birobon] Jikan Teishi Onii-chan Kita na.. [Digital]
Oshiete Sensei! Onedari Bloomer
(MarionetteAngel2013) [PLANT (Tsurui)] Oshiete MY HONEY (THE IDOLM@STER)
(C89) [Hi-Per Pinch (clover)] NMB -nudist mud bath- (Oshiete! Galko-chan) [English] {5 a.m.}
Kinjo ni Hikkoshite Kita ko ni Hitomebore Sare Sex o Oshiete Hoshii to Iwareta Hitozuma
Kaian★Trade~Onnna no ii tokoro, oshiete ageru~volume 3
Oshiete Kiss Me?
(C79) [Hired Girl (Equal)] Lala to Oniichan no Fuyuyasumi | Lala and Onii-chan's Winter Vacation [English]
(C94) [PoyoPoyoSky (Saeki Sola)] Onii-chan wa Onapet | Onii-chan is my masturbation inspiration [English] [kyuukei]
Oshiete! Ketsu Mesu Dorei Sensei
[Eichina] Ii yo, Onii-chan Daisukidamon [English]
Oshiete! Mikan Senpai
(C88) [Kakitsubata no Yashiro (Kakitsubata Kanae)] Kanojo ga Boku no Kanojo nara. (Oshiete! Galko-chan)
Daisuki na Kareshi ga Iru no ni Onii-chan ni Yararechatta Watashi
[Studio Wallaby (Deep Purple'72)] Anata ga Oniichan [Lolicon]
(AC2) [AquaDrop (Mikami Mika)] Oiwai Sex 3 ~Onii-chan 20-sai no Hi~ | Celebration Sex 3 ~Onii-chan's 20th Birthday~ [English] {Doujins.com}
(C89) [Yabitsutouge (Ootori Mahiro)] Mari ga Yasashiku Oshiete Agerune (Love Live! Sunshine!!) [Chinese] [无毒汉化组]
Oshiete Hana Sensei
(C93) [GAMU-SYARA (Gingami)] Oshiete Oshishou-sama 3 (Fate/Grand Order)
(C94) [Yuasa Rengou (Jean Louis)] Hikari-chan ga Oshiete Ageru (Xenoblade Chronicles 2)
(C94) [EGO DANCE (Nanamatsu Kenji)] Onii-cha ga Ecchi de Komacchaccha [Chinese] [EZR個人漢化]
(C91) [TOHOORIN (Various)] Producer ga Oshiete Kureta Koto Vol. 2 (THE IDOLM@STER CINDERELLA GIRLS)
(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}
(C87) [Dai 6 Kichi (Kichirock)] if diary ~Kotori-chan ni Onii-chan ga Itara~ + Mini Illust Shuu (Love Live!)
[TETRODOTOXIN (Nise Kurosaki)] Kanojo ga Mizugi ni Kigaetara (Oshiete! Galko-chan) [Digital]
(SC41) [G-SCAN CORP. (Satou Chagashi)] Oshiete Mizuho-sensei Ver.0.1 (Onegai Teacher)
Hikari-chan ga Oshiete Ageru
[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}
Oshiete, Anata no Aishikata
Watashi ni Oshiete
(Senka no Toki 7) [13th (13)] Motto Onii-chan Milk (Touken Ranbu)
(CR35)[Matsumoto Drill Kenkyuujo] Noubaku Gehinna Onii-chan 1
(C94) [TIES (Takei Ooki)] Watashi no, Onii-chan Extra (Watashi no, Onii-chan Soushuuhen) [English] {Faux}
(COMIC1☆13) [Elily's Lab. (Ricca)] Onii-chan no Koto nanka Zenzzen....../// [Chinese] [脸肿汉化组]
[Hiro Kazuki] Oshiete, Sensei | Teach Me, Sensei Ch. 01-05 [English]
(C89) [MUGENKIDOU A (Tomose Shunsaku)] Oshiete Kudelia! (Mobile Suit Gundam Tekketsu no Orphans)
[Dodomeiro Teishoku (Sakuganki)] Mayonaka no Ginbei no Himitsu (Onii-chan dakedo Ai sae Areba Kankeinai yo ne!) [Digital]
(C93) [Nyankoromochimochi (Kotoba Ai)] Aya Onee-san ga Oshiete Ageru (Touhou Project)
(C90) [Nukoya (Nukoko)] Babylon Sketch 2016
Yappari Onii-sama to Kozukuri o. | In the End, I Want to Make Children with Onii-sama
(CR35) [INFINITY-FORCE (Various)] Shuukan Onii-chan ga Miteru Waku Waku. (Shuukan Watashi no Onii-chan)
(COMIC1☆13) [Seinen Shinshi Doumei (Nakamura Syumitto)] Tsuyatsuya ~ Zoku Oshiete! Utaha Sensei!! (Saenai Heroine no Sodatekata)
[Tanabe Kyou] Petitx
Onii-chankko Yakimochi Hen | A Jealous Little Sister
[Hayake] Imouto no Hadaka o Mite Koufun Suru nante Hen na Onii-chan | What Kind of Weirdo Onii-chan Gets Excited From Seeing His Little Sister Naked? [English] [Mistvern + Shippoyasha] [Digital]
[Komotoda Emai] oshiete! aireen vol.1
(C90) [Usagijiru (Kamiya Karin Sakurako)] Oshiete! Yuyuko-sama (Touhou Project)
(C89) [BRIO (Puyocha)] Oideyo! Galko-chan! Galko wa, Mizuryu Kei Land ni Ikutte Hontou Desu ka? (Oshiete! Galko-chan!)
[Akachi (Chikigai, Shinozuki Kou)] Oshiete! Vita Kyoukan!! 2 (Mahou Shoujo Lyrical Nanoha)
[Kakashi Asahiro] JK o Oshiete | Please tell me "JK" 1-2 [English]
(SUPER22) [OZO (Chinmario)] Watashi ni Oshiete (Saint Onii-san)
[Yama Bicco] Oshiete Oniwaban
[NAZ] Onii-chan e no Okurimono | A Present for Onii-chan (Ichigo Chocolate Flavor) [English] [BlindEye]
[Hindenburg] Oshiete Oneesama [Chinese]
(C89) [Kurobinega (Kenkou Cross)] Mamono Musume Zukan Higai Houkoku ~Cheshire Neko no Oidemase Fushigi no Kuni~ [Chinese] [无毒汉化组]
(SPARK12) [Yami no Naka] Onii-san, Chotto Asondekanai? | Onii-san, won't you come play for a little bit? (Fate/Grand Order) [English] [guduxingkong]
(C93) [Nyankoromochimochi (Kotoba Ai)] Aya Onee-san ga Oshiete Ageru (Touhou Project) [English] [Manab&]