Shimai wa Boku ni Sakaraenai - The Sisters Cannot Defy Me
Happy Lesson - Tanoshi
[Arinotowatari] Seihoushi Iin ga Gimuka Sareta Sekai
The Horrible Warzone of My Fiance and My Sister
[Uruujima Cohol] Happy Birthday Ch.01-02
(SC32) [Happy Paranoia, Shikkokuno J.P.S. (Wanashiro Giovanna, Hasumi Elan)] Un-controllable Game (Ultimate Girls)
Happy Life Soushuuhen
(Tora Matsuri 2015) [Happy Birthday (MARUchang)] Guraburunrun Fantasy (Granblue Fantasy)
(C77) [Happy Paranoia, Shikkokuno J.P.S. (Wanashiro Giovanna, Hasumi Elan)] Mana + Nene (Love Plus)
All Eyes on Me!
How to be Happy
[Yabitsu Hiro] Midara na Karada ni Sareta Kara [English] [HappyMerchants]
Happy Love Powder
[Shinobu Tanei] Little Stepsister Love Space Ch. 1-2 [English] {Tadanohito}
[Tsubaki Jushirou] Sore wa Hansoku Desho!? | That's Not Fair, Is It!? [English] [ATF]
[Akao, Anaran] Konomi ja Nai kedo ~Mukatsuku Ane to Aishou Batsugun Ecchi | She's Not My Type But ~Amazing Sex Chemistry With My Annoying Older Sister~ 5 [English] [KenGotTheLexGs]
[Ikusu] Watashi ga Kimashita no wa dou Kangaete mo Senpai ga Warui! | No Matter How You Look At It, It's Senpai's Fault that I Came! (It's Not My Fault That I'm Not Popular) [English] =LWB=
[Shiina Nami] Aru Shimai Ai no Katachi | A Form of Sisterly Love (Tabete wa Ikenai 2) [English] [Digital]
(SC2017 Autumn) [Happy Birthday (MARUchang)] Hissei Satsuki Prologue (Fate/Grand Order)
(CR30) [HarthNir (Misakura Nankotsu)] Binzume Sisters 2 (Sister Princess)
[Hinotsuki Neko] Hyoui Koukan Ch. 1-7 [English] [desudesu] [Digital]
Eyes on Me
[Ayano Rena] Boku no Imouto ga Konnani Eroi Hazu ga Nai - My Younger Sister Cannot Be Such Lewdness. [English] [Mistvern]
Sister in register
(C78) [Number2 (Takuji)] Ore no Imouto to, Imouto no Tomodachi ni Nama de Nakadashi Suru | Going Bareback and Coming Inside My Sister and My Sister’s Friend (Ore no Imouto ga Konna ni Kawaii Wake ga Nai) [English] [UFW-Soba]
(C88) [Notes. (Takahashi Note)] Note-Aug2015 [Chinese] [沒有漢化]
(C89) [Arinotowatari (Arinotowatari)] Hogaraka S no Atago-san to Cool M no Takao-san ga Iru Fuuzokuten (Kantai Collection -KanColle-)
(C71) [Siropome (MZK)] Happy Gemini (Fushigiboshi no Futagohime)
[Tololinco (Tololi)] Sakuya's Note (Sister Princess)
Daily Sisters
[Nishieda] Shimai Yuugi | Sisters Game (COMIC Bazooka 2011-12) [English] [FUKE]
(C85) [Wag The Dog (Kuroinu)] Watashi ga Motenai no wa Moshikashite Watashi ga Waruinoka!? (Watashi ga Motenai no wa Dou Kangaetemo Omaera ga Warui!)
[Sakura Puchilo] Dokidoki MezamaSister (Puni Pedo!! Sono 2 Sakura Gumi) [English] [BSN] [Digital]
(CR33) [Studio BIG-X (Arino Hiroshi)] Mousou Mini Theater 11 (Sister Princess)
The love score for my sister
Tada no "Osananajimi" ja Nai Mon ne | I'm Not "Just" Your Childhood Friend!
(CR27) [Studio BIG-X (Arino Hiroshi)] Mousou Mini Theater 5 (Cardcaptor Sakura, Sister Princess)
(C91) [Arinotowatari (Arinotowatari)] Nikushokukei no Atago to Takao no Tokoro ni Geshuku Shichatta Shota Teitoku (Kantai Collection -KanColle-)
(SC32) [HAPPY WATER (Kizaki Yuuri)] Mikuru-chan no Chotto H na Nikki. (The Melancholy of Haruhi Suzumiya)
(C81) [Zetsubou Shiromuji (Shousan Bouzu)] PorSis 2 | Porno-Sisters 2 [English] {doujin-moe.us}
(SC42) [Happy Birthday (MARUchang)] Flatliner (Various)
(C84) [Happy Paranoia, Shikkokuno J.P.S. (Wanashiro Giovanna, Hasumi Elan)] Chii-chan Backspin (Hataraku Maou-sama!)
[Kaientai (Shuten Douji)] Otonari-san wa Gaikokujin Succubus Shimai | The Foreign Succubus Sisters Next Door [English] {darknight} [Digital]
[Yuzuki N Dash] Green Eyes | 綠眼睛 (COMIC SIGMA 2015-03) [Chinese] {G&蕉鹽的女子力研究}
[ReDrop] Rumble Sisters (COMIC Megastore 2008-09) [English] [Desudesu]
[Yabitsu Hiro] Midara na Karada ni Sareta Kara Ch. 1-3 [English] [HappyMerchants]
(C73) [HAPPY WATER (Kizaki Yuuri)] Colorful Mahora! 5 (Mahou Sensei Negima!) [English] [Trinity Translations Team]
[Happy Toy (Araki Ryuji)] Raspberry Time (Card Captor Sakura)
Saimin Idol ~Happy Clover ga Chiriochiru made~ Ch. 4
(COMIC1) [HAPPY WATER (Kizaki Yuuri)] Colorful Mahora! 4 (Mahou Sensei Negima!) [English] [Trinity Translations Team]
Brother and Sister Pregnancy
Scrub Happy Sister [English] [Rewrite]
[Hinotsuki Neko] Suimin Haramase Bride | Sleeping Pregnant Bride (COMIC Anthurium 024 2015-04) [English] [Digital]
[Eromazun (Ma-kurou)] Saimin Tamura Yuri (17) | Hypnotized Tamura Yuri (17) (Watashi ga Motenai no wa Dou Kangaetemo Omaera ga Warui!) [English] [Digital]
Konya mo Ore wa Saiai no Tsuma kara Aisareru | Another Night of Tender Loving From My Beloved Wife
(C61) [GAZEL FORM (Mafuyu no Suika)] HAPPY? (Sister Princess)
Happy Cherry 2
[Hinotsuki Neko] Man x Koi - Ero Manga de Hajimaru Koi no Plot [Digital]
[WINGERinMIND (Suzuki Tsuguyoshi)] Hell's Notice (Death Note)
(C71) [Youkai Tamanokoshi (CHIRO)] JUMPIN' JACK GIRL (Eyeshield 21, Busou Renkin)
(C84) [Ohtado (Oota Takeshi)] Watashi no Jishuren wa Dou Kangaetemo Kore ga Tadashii! | It's your fault for thinking my self-practice is wrong! (Watashi ga Motenai no wa Dou Kangaetemo Omaera ga Warui!) [English] =LWB=
(C84) [Minarai Honpo (Minamoto Jin)] Watashi no Ashiura ga Seiteki na no wa Dou Kangaetemo Omaera no Tame! Kai (Watashi ga Motenai no wa Dou Kangaetemo Omaera ga Warui!)
(C95) [Yamanotesen (Mirei)] Kimi ga Neteiru Aida ni (Touhou Project)[Chinese] [無邪気漢化組]
Otonari-san wa Gaikokujin Succubus Shimai | The Foreign Succubus Sisters Next Door
[PIero] My Sister (Chounyuu Daifungoku) [English] [HappyMerchants] [Decensored]
[Mikemono Yuu] Soku Hame! Onee-chans | Soku Hame! Sisters (COMIC Koh Vol. 5) [Chinese] [無邪気漢化組]
Gehema Brother and Sister
(C55) [Magic Private Eye (Mitsuki Mantarou)] Gokuraku Wonderland (CardCaptor Sakura, Martian Successor Nadesico)
(C71) [HAPPY WATER (Kizaki Yuuri)] Colorful Geass (Code Geass: Lelouch of the Rebellion) [English] [D-W]
Happy Happy Samba Machine
(COMIC1☆9) [HappyBirthday (MARUchang)] GIFT!! (Kantai Collection -KanColle-)
[Shinonome Tarou] Swing Out Sisters
(C88) [Kansai Orange (Arai Kei)] Happy Life 3 (Amagami) [English] {doujin-moe.us}
Yuushuu de Soumei datta Robot Senshi wa Inran Nikubenki Robo ni Natte Ultra Happy
Quite erotic, not that erotic, a bit erotic Zelda
(C78) [Number2 (Takuji)] Ore no Imouto to, Imouto no Tomodachi ni Nama de Nakadashi Suru | Going Bareback and Coming Inside My Sister and My Sister’s Friend (Ore no Imouto ga Konna ni Kawaii Wake ga Nai) [English] [UFW-Soba] [Decensored]
(Bokura no Love Live! 13) [Sweet Pea (Ooshima Tomo)] Kurosawa Shimai no Katei no Jijou | State of Affairs in The Kurosawa Sister’s Family Home (Love Live! Sunshine!!) [English]
(COMIC1☆10) [slice slime (108 Gou)] Hakunetsu Rape Kyoushitsu (Anne Happy) [English] {Hennojin}
[Shinobu Tanei] Imouto Netsuai Ryouiki | Little Stepsister Love Space Ch. 1-3 [English] {Tadanohito}
(Mimiket 5) [Imomuya Honpo (Azuma Yuki)] Oniisama e... 2.6 Mimiket 5 Kinen Copy Bon (Sister Princess)
(C90) [434 Not Found (isya)] Addicted LiPPS 3 (THE IDOLM@STER CINDERELLA GIRLS)
(C62) [ashitakara-ganbaru (Yameta Takashi)] ZIG-ZIG -not worth a song- (Utawarerumono)
(C71) [HAPPY WATER (Kizaki Yuuri)] To LOVEtte Ikou! (To LOVE-Ru)
(C69) [Sakuramochi (Sakurasachi)] HAPPY SISTER suki suki oniichama (Sister Princess)
(C89) [Happy Present (Manmer)] Kyou Kara Ore ga Udonge-chan! (Touhou Project)
(C85) [434 Not Found (isya)] Re:Birth (Dokidoki! Precure) [Chinese] [补丁布丁汉化组E]
Note-Aug2017
[Kuroyuki (Kakyouin Chiroru)] Gohoushi Club 4 Happy Lesson hen Full Color ban (Happy Lesson) [Digital]
(C65) [Kuroyuki (Kakyouin Chiroru)] Gohoushi Club 04 (Happy Lesson)
[Homing] Chou Love Love Imouto | Super love love sisters [English] [dame!trans + hayama_kotono + Rin]
[Yukiguni Omaru] Kaware Inbi ni Renketsujo
[HAPPY_TURN (Tanno Shii)] Last Order-chan no Kenshin Kango (Toaru Majutsu no Index) [Digital]
(C84) [Fruitsjam (Mikagami Sou)] BADEND vs HAPPYEND (Smile Precure!) [English] [SMDC]
[Hakutoukai (Φ-02)] Queen's Sisters (Queen's Blade) [English] [EHCOVE]
[Hinotsuki Neko] Hyoui Koukan Ch. 1-4 [English] [desudesu] [Digital]
[Yui Toshiki] My Sisters Ch.7 [English]
[Anthology] Bessatsu Comic Unreal - Joushiki ga Eroi Ijou na Sekai Vol. 2 [Digital]
Note-Aug 2018
Kimi ga Tonari ni Inai Mirai - A future where you're not next to me.
(C84) [434 Not Found (isya)] Lament -Hope or Despair- (Doki Doki Precure)
(C92) [Happy Drive! (Yofukashi)] PrettyGirl Tobikkiri Kawaii Ochame na Youmu wa Ecchi na Metsuki de Iki o Haku node Succhau. (Touhou Project)
(C74) [HAPPY WATER (Kizaki Yuuri)] Musume Musume. (Macross Frontier)
(SC31) [HAPPY WATER (Kizaki Yuuri)] 100 Yen Bon. 2 (BLEACH)
[Happy Drop (Bell)] Identity
(C60) [Alice Syndrome] 12 Princess of Sisters (Sister Princess)
(Rainbow Flavor 11) [434 Not Found (isya)] Lament -Mi otro yo- (Dokidoki! Precure) [Chinese] [补丁布丁汉化组E]
Lucy & Virgo Daikatsuyaku !!
(SC36) [Happy Water (Kizaki Yuuri)] Colorful Lagann! (Tengen Toppa Gurren Lagann)
[Yukiyanagi] Shimai wa Boku ni Sakaraenai - The Sisters Cannot Defy Me [Digital]
(SC61) [Happy Birthday (MARUchang)] Fight For Liberty No.1 (Kantai Collection -KanColle-) [English] [HimaHimaSeijin]
(C71) [HAPPY WATER (Kizaki Yuuri)] Colorful Geass (Code Geass)
]It's YOUR fault I'm not popular! | Watashi ga Motenai no wa OMAERA ga Warui!
[Bonten] B.B.S - Big Boobs Sisters (COMIC Megastore 2012-12) [English] {desudesu}
[Himawari☆Sisters (Hodaka Maho)] Hana * Hana (Happiness!, Otome wa Boku ni Koishiteru)
(Rainbow Flavor 10) [434 Not Found (isya)] Cure Assort (Dokidoki! PreCure, Suite PreCure, HappinessCharge PreCure!) [English]
(SC2016 Autumn) [Happy Birthday (MARUchang)] Dangerous Eden (Fate/Grand Order)
[Anthology] Do Not Peep 10 (Nozoite wa Ikenai 10)
(C70) [Happy Man (Suzuki Kyoutarou)] Unhappy Girl b/2 (Higurashi no Naku Koro ni [When They Cry - Higurashi])
[Miyahara Ayumu] Shimoeda-sanchi no Akarui Shokutaku (The Shimoedas, a poor but happy circle)
(C71) [Youkai Tamanokoshi (CHIRO)] JUMPIN' JACK GIRL (Eyeshield 21, Busou Renkin) [English] [hyarugu] [Incomplete]
[Hinotsuki Neko] Hyoui Koukan [English] [desudesu] [Digital]
(Axis Kyoudan Zangeshitsu) [Happy Birthday (MARUchang)] Mondai Girl :Re (Kono Subarashii Sekai ni Syukufuku o!) [Chinese] [无毒汉化组]
(C70) [Happy Water (Kizaki Yuuri)] Colorful Bleach (Bleach)
[Ikaruganomiya (Umayadono Ohji)] Kinshin Soukan Kinki 7 (Sister Princess)
(SHT2016 Aki) [Happy Birthday (MARUchang)] Socratic Love (Re:Zero kara Hajimeru Isekai Seikatsu) [Chinese] [瑞树汉化组]
[Platinum (Atene)] Healing Note (Eyeshield 21) [English] {Nyar}
(C73) [Happy Paranoia, Shikkokuno J.P.S. (Wanashiro Giovanna, Hasumi Elan)] ...to be ''kissin' you (KiMiKiSS)
Kininaru Anepai | My Sister's Breasts Caught My Eye
[Yuzuki N Dash] Green Eyes (Comic Tenma 2013-06) [English] {MumeiTL}
(C92) [Notes. (Takahashi Note)] Note-Aug2017
[Hinotsuki Neko] Anetsun Summer! (COMIC Anthurium 029 2015-09) [English] {NecroManCr}
[gujira] mo kocchi kawaii sugi ww (It’s Not My Fault That I’m Not Popular!) [English]
[Uruujima Cohol]Happy Birthday -Side A-& -Side B(chinese)
(Axis Kyoudan Zangeshitsu) [Happy Birthday (MARUchang)] Mondai Girl :Re (Kono Subarashii Sekai ni Syukufuku o!)
[Ashiomi Masato] Everyday Sisters
[Mugen@works (Akiduki Akina)] Ware wa Tomodachi Nado Iranu | Friends are not a necessity (Boku wa Tomodachi ga Sukunai) [English] [Rin] [Digital]
[Yuzuki N Dash] Green Eyes (Comic Tenma 2013-06) [English] [Decensored] [Colorized] [In Progress]
(C88) [Kansai Orange (Arai Kei)] Happy Life 3 (Amagami)
(CT26) [HAPPY UNBIRTHDAY, Ameya. (Kiiro Kurumi, Ameya Kirica)] Shigurejiru Koushou e Youkoso (Kantai Collection -KanColle-)
Imouto ni Saimin Kakete Asobu Hon | A Book Of Playing With The Little Sister By Hypnotising Her
Yukimura is not Enough for Me