[Calpis Koubou] Oniichan Kansoubun (The Inner Thoughts of Big Brother)[Digital]
(C82) [TIES (Takei Ooki)] Oniichan wa Imouto ni Yokujou Shitari Shinaiyone? (Bakemonogatari)
泳池派对-召唤师峡谷的夏天 / Swimming pool party - summer of summoner's rift
(C52) [Itaba Tatamiten (Itaba Hiroshi)] Gekkan Oniichan Natsugou (Various)
(C66) [M.MACABRE (Nyanko MIC)] Nekokan Watashi no Onii-chan vol.1 (Shuukan Watashi no Oniichan)
[Asatsukidou (Youta)] Oniichan wa Kyou kara Onanie Kinshi! [Digital]
(C88) [H-SQUAD (Guglielmo)] Zenra de Suiei no Jugyou!! | Naked Swimming Class!! [English] =LWB= [Colorized] [Decensored]
Swim x Strong x Love
[Kisidou (Kishi Kasei)] y0[12:41-13:17] Ima Kara Atashi...Oniichan to Sex Shitekimasu
(COMITIA102) [abgrund (Saikawa Yusa)] Oniichan Controller
[tecchan] Onegai Oniichan
Oniichan to Boku to...
(Reitaisai 8) [Kinokonomi (kino)] Imouto no Flandre ga Twin Tail ni shite Oniichan ni Anna koto ya Konna koto (Touhou Project)
Skyfish Can Not Swim/sukaifisshi ha oyogenai
[Hori Hiroaki] Imouto dakedo Oniichan, H Shiyo! H Shiyo! H Shiyou yo! [Digital]
[Seito A] Oyogeru You ni Naritai na - I want to be able to swim. [Digital]
[Himuro Serika] Nyotaika Suieibu ~Iku tabi Onna ni Nacchau Ore no Karada~ 3 | Nyotaika Swim Club I Turn into a Girl When I Cum! 3 [English]
Oniichan ni o furo deika sare chatta!
[Mizu Youkan] Swim With Kurumi! (English)
(SC57) [Adulterator (Kano)] Oniichan dakedo Itoko dakara ♥ Kozukuri shitemo ♥ Mondai naiyone (Sword Art Online) [English] [EHCOVE]
(COMIC1☆7) [AXZ (Kutani)] Angel's stroke 72 Suguha Scramble! Oniichan no Seiyoku Kanri | Suguha Scramble - Managing Onii-chan's Sex-Drive (Sword Art Online) [English] {Doujin-Moe}
[Kuon Mao] Oniichan wa Shinpaishou | Oniichan Is a Worrywart (Tanoshiku Nakayoku Yasashiku ne) [English] [Shouta-kun]
(C71) [Youkai Tamanokoshi (CHIRO)] Suki Dayo! Oniichan (.hack//G.U.) [English] [DesuDesu]
(Anata to Love Live! 5) [Ringoya (Alp)] Love Swimming Bell (Love Live!)
[Athome Shuka (Takunomi)] Enjo Kouhai Swimming Costume [Chinese] [Digital]
Suieibu Capriccio | Swimming Club Capriccio Ch. 1-8
[Intoku.info (Endou Hiroto)] Seichouki no Imouto Miko wa Oniichan no Tame ni Ganbatte Sodachitai! [Digital]
(C79) [Hired Girl (Equal)] Lala to Oniichan no Fuyuyasumi
(C56) [Studio Zuburi (Sutazubu-saku)] Oniichan to Issho Bangaihen
[MilkyBox (Qoopie)] Botepuri ~Oniichan Harandara Gakkou Ikenaku nacchau!~
(C81) [Nanairo Koubou (Martan)] SWIM ANGEL
(C82) [Nokishita no Nekoya (alde hyde)] Oniichan, Imouto no O*** Tsukaisugi! (Bakemonogatari)
(C87) [Asatsuki Dou (Youta)] Oniichan "Socchi" mo Aratte Ageyokka
[P-ME (Sakai Ringo)] Oniichan no Oyomesan [Chinese] [銀人個人漢化] [Digital]
(C67) [FlavorGraphics* (Mizui Kaou)] From Shinyokohama To Akihabara (Shuukan Watashi no Oniichan)
[Miyazaki Maya] Oniichan, Zubon no Nakami wa Nan desu ka [english]
[Mori Takuya] Konna Ko ni Shita no Oniichan desho!! Ch. 1 [English] [Dark Mac + CW]
Oshiete Oniichan
[Atelier Hachifukuan] Otonashiku Oniichan ni Shibararenasai! Third! [Digital]
(COMITIA 61) [Yukimi Honpo (Asano Yukino)] Oniichan To Hajimete No (Hajimete No Orusuban)
[Hori Hiroaki] Imouto dakedo Oniichan, H Shiyo! H Shiyo! H Shiyou yo! [Chinese]
[Ariga Tou] Hip Swimming Ch. 3 (COMIC Mugen Tensei 2017-09) [Chinese] [鬼畜王汉化组] [Digital]
[Deep Purple'72] Love Musume Oniichan
[Hisasi] Swimming Love (COMIC HOTMiLK 2011-08) [English] =TV=
[P-ME (Sakai Ringo)] Oniichan no Oyomesan [Digital]
Skyfish wa Oyogenai | Skyfish Can Not Swim
Swimming Life Ch. 1
[Nexumi no Sumika (Kurushima)] Oniichan ni Orei ga Shitai no (Mirai Nikki) [Digital]
Love Swimming Bell
[Hinotsuki Neko] Imouto x Swimming! | Little Sister x Swimming! (COMIC Grape Vol. 3) [English] [SaHa] [Digital]
(C84) [Mine Noujou (Mine Mura)] Arigatou Oniichan ~ Seihin Chounan Manbiki Kyouhaku ~
(Zenkai Cadence 3) [SwimS (Komano Mako)] Anata no mono ni Naretanara (Yowamushi Pedal)
(C84) [Circle Ohigetan (Ohigetan)] Ohigebon-43 Suieibu! | Swimming Club! [English] [HappyMerchants]
(Anata to Love Live! 5) [Ringoya (Alp)] Love Swimming Bell (Love Live!) [English] {doujin-moe.us}
[Studio Q (Natsuka Q-Ya, Sanuki Udon Jin)] Iinchou to Pet (Oniichan no Koto Nanka Zenzen Suki Janain Dakara ne!!) [Digital]
Konna Ko ni Shita no Oniichan desho!! Ch. 1
Swimming Club Capriccio CH. 2
Suieibu Capriccio | Swimming Club Capriccio + Extra
[MEKONGDELTA & DELTAFORCE] Route Map SSSS (School Swim Suit Special)
Kyouei! | Swimming!
[Ariga Tou] Hip Swimming Ch. 4 (COMIC Mugen Tensei 2017-11) [Chinese] [鬼畜王汉化组] [Digital]
(C86) [R*kaffy (Aichi Shiho)] Boku dake no Oniichan [English] [mysterymeat3]
(C83) [Crazy9 (Ichitaka)] C9-03 Suguha to Lyfa to Oniichan no Shiawase Kazoku Keikaku | Plan For a Happy Family-Life with Suguha, Leafa, and Onii-chan (Sword Art Online) [English] {doujin-moe.us}
[Tama Noboru] Daisuki Oniichan
[Neko Melonya (Kurokawa Ryu)] Oniichan Imouto ga Kanojo?
(Reitaisai 10) [Kinokonomi (kino)] Oniichan, Kore Suki? (Touhou Project)
[John Sitch-Oh] Suieibu Capriccio | Swimming Club Capriccio Ch. 1-8 [English] [Lazarus H]
[Seito A] Oyogeru You ni Naritai na - I want to be able to swim. Ch. 1-2 [Digital]
[Sano Yuu] Dakkoshite Oniichan
[Yoshitakashi Athletic (Yasaka)] ENDSVILLE SWIM
[Kabocha]Oniichan no Tame Nara Donna Otoko ni Yararetemo Gaman Dekirumon!ch.1
Swimming Club Tsu! 3 53
[Fudou Ran] SwimmingGirl [Digital]
Suieibu Capriccio | Swimming Club Capriccio Ch. 1-6
[Yunioshi] Swimming School | Swimming Class (COMIC Megastore 2008-12) [English] [Kusanyagi]
[Shuudan Bouryoku (Murasaki Syu)] Nazunaria workingReport - Oniichan to Issho | Nazunaria Working Report - Together with Onii-chan (WORKING!!) [English] [LittleWhiteButterflies + Trinity Translations Team]
(SC35) [Nounai Kanojo (Kishiri Toworu)] Mahou Shoujo to Oniichan Nano-! (Mahou Shoujo Lyrical Nanoha)
[Ariga Tou] Hip Swimming Ch. 5 (COMIC Mugen Tensei 2018-01) [Chinese] [鬼畜王汉化组] [Digital]
[Haitoku Sensei] Ano! Okaa-san no Shousai ~Shimin Pool Hen~|Oh! Mother's Particulars ~Public Swimming Pool~[English][Amoskandy]
[SAE] Swim Coach Natsuko - Age 28
[Shiriya (Ketsukattin)] Oniichan wo minaratte sei no dendoushi toshite kakusei shiyou!!
(C86) [ASIANBOY (Hasemi Ryo)] Oniichan Kyou mo Pyonpyon Sasetekuremasuka? (Gochuumon wa Usagi desu ka?) [Chinese] [无毒汉化组]
[KURUBUSI-KAI(Dowarukofu)] Sakura wa Oniichan no xxx desu... (Card Captor Sakura)
[Survival Knife] Skyfish wa Oyogenai | Skyfish Can Not Swim (COMIC HAPPINING Vol. 1) [Chinese] [沒有漢化]
[Ponsuke] Miumi-chan wa Oyogenai | Miu-chan Can't Swim (COMIC LO 2018-12) [English] [ATF] [Digital]
[Athome Shuka (Takunomi)] Enjo Kouhai Swimming Costume [Digital]
Prince of Tennis - Swimming School
[Himuro Serika] Nyotaika Suieibu ~Ikutabi Onna ni Nacchau Ore no Karada~ 7 | Nyotaika Swim Club I Turn into a Girl When I Cum! 7 [English] [gender.tf]
[Himuro Serika] Nyotaika Suieibu ~Ikutabi Onna ni Nacchau Ore no Karada | Nyotaika Swim Club ~I Turn into a Girl When I Cum!~Partial 3-4 [English] [wandererkitty]
[John Sitch-Oh] Suieibu Capriccio | Swimming Club Capriccio Ch. 1-5 [English] [Lazarus H]
Oniichan, feel free to drink it!
Love is Forbidden!! Swimming Club
(C82) [TIES (Takei Ooki)] Oniichan wa Imouto ni Yokujou Shitari Shinaiyone (Bakemonogatari) [English] [life4Kaoru]
Tanoshii Pakopako Suiei Kyoushitsu | Fun Paco Paco Swimming Class
Suieibu no Seisokei Osananajimi ga DQN ni Moteasobareru Ichibushijuu | The Whole Story of My Neat Childhood Friend in the Swimming Club Being Toyed With by a Dumbass
[Himuro Serika] Nyotaika Suieibu ~Ikutabi Onna ni Nacchau Ore no Karada~ 6 | Nyotaika Swim Club I Turn into a Girl When I Cum! 6 [English] [gender.tf]
[Yajima Index] Oniichan Chucchu
[Mame (Satou Kana)] Oniichan to Watashi [Digital]
Swimming Club Capriccio CH. 3
Swimming Club Capriccio CH. 4
(COMITIA102) [abgrund (Saikawa Yusa)] Oniichan Controller [English] {Staircase}
[Atelier Hachifukuan] Otonashiku Oniichan ni Shibararenasai! The End!
Konna Ko ni Shita no Oniichan desho!! Ch. 1-3
Oniichan... Sugu nimo Asuna-san to Onajiyouni Shite Hoshii yo ♡
[ray-raw (Nobuhiro)] Imouto wa Oniichan to H ga Shitai Otoshigoro
(C79) [Shin Hijiridou Honpo (Hijiri Tsukasa)] Precure Henshin no Eikyou to, Oniichan ni Momareta sei de, Oppai ga Ookiku natta Itsuki no Ohanashi. (HeartCatch Precure!)
(C83) [Crazy9 (Ichitaka)] C9-03 Suguha to Lyfa to Oniichan no Shiawase Kazoku Keikaku (Sword Art Online)
Sekai Ichi no Otoko | Peerless Man
[Equal] Lala to Oniichan [Digital]
(Ikezu na Anatasama Okawari) [Sweet Avenue (Kaduchi)] Swim Sweet Standard (THE iDOLM@STER)
Hitozuma Ninkatsu Swimming 13-nenmae, Rape Sareta Watashi to Shinyuu
Oniichan to love Night
(C86) [Asatsuki Dou (Youta)] Oniichan Hayaku Okinai to Itazura Shichauzo♥ | If you don't wake up quickly, I'll sexually assault you, Big brother♥ [English]
[Atelier Hachifukuan] Otonashiku Oniichan ni Shibararenasai! [Digital]
(C61) [Shikaper (Shikanosuke)] Oniichan-Ga-Iino! (Love Hina) [English]
(C83) [Polinky Hiroba (Hori Hiroaki)] O-ASS (Oniichan dakedo Ai sae Areba Kankei Naiyone)
(C86) [ASIANBOY (Hasemi Ryo)] Oniichan Kyou mo Pyonpyon Sasetekuremasuka? (Gochuumon wa Usagi desu ka?)
[Abubu] MUCHIGAKU! Vol. 4 - Swimming Class [English]
[Inuboshi] Oniichan ga, Suki.
[the_orz] GO!GO! Suieibu -go go Swimming club-
(SC57) [Adulterator (Kano)] Oniichan dakedo Itoko dakara ♥ Kozukuri shitemo ♥ Mondai naiyone (Sword Art Online)
(C87) [Asatsuki Dou (Youta)] Oniichan "Socchi" mo Aratte Ageyokka♥ | I'm going to wash you down there, too, Big brother♥ [English] [yuripe]
[Transistor Angel (Sabawo)] Oniichan te Yonde Ii?
[Mercy Rabbit] Oniichan to Issho (Digimon Adventure) [Colored]
Scary senior in swimming club 2