(Quartet Score 4) [Inukare (Inuyashiki)] XXX ME (Uta no Prince-sama)
(C97) [Rurunoya (Rurukichi)] Isekaru Biyori (Isekai Quartet) [English] [EHCOVE]
(Quartet ☆ Score ♪ 6) [Yukimushi (Tochi Yasai)] Pillow Talk (Uta no Prince-sama)
Aqua x Ruby extra version
(C92) [Yuunabe Shinkouchuu (Tanabe Kyou)] Loli Quartet (Bakemonogatari) [English] [Brolen]
Momoiro Quartet 4 ever
Ryuujou-chan no Dosukebe Pakopako Ninmu
(C76) [Hikakuteki Simple na Panty (Ouse Tsukusu)] Nayamashi Quartet 3 Cosplay Hen (Seto no Hanayome) [English]
(C94) [Horizontal World (Matanonki)] Momoiro Quartet 4.5 (THE IDOLM@STER CINDERELLA GIRLS) [Chinese] [绅士仓库汉化]
Loli Quartet
[Kaiduka] My Brother's Slipped Inside Me In The Bathtub (Ch.22 - 24) [English] (Ongoing)
(C92) [Horizontal World (Matanonki)] Momoiro Quartet 3 TRIbute | Peach Colored Quartet 3 TRIbute (THE IDOLM@STER CINDERELLA GIRLS) [English] [ATF]
(C87) [Gainamon (Natsu no Koucha)] Sakusei Quartet (Touhou Project) [Chinese] [CE家族社]
(C91) [Avalanche (ChimaQ)] Baquartet to Otona no Omamagoto! | 和笨蛋四人组玩成人的过家家游戏! (Touhou Project) [Chinese] [Kanade汉化组]
[Watanabe Wataru] Mama ni Love Love
Baquartet Joukyou Fumei
[Stapspats (Various)] Pocket Quartet (Pokémon X and Y) [English] [Doujins.com] [Digital]
Darjeeling no Himitsu Chakai
[Afuukidai] Futanari shimai to neko ningen Vol. 3
Momoiro Quartet 2+
Hiretsu na Ginpatsu Kitsune Mimi no ja Hiyoko no Babaa
(C95) [Horizontal World (Matanonki)] Momoiro Quartet 2.5 (THE IDOLM@STER CINDERELLA GIRLS) [English] [MegaFagget]
(Senya Ichiya 6) [@Simapan (Rikoko)] Aladdin-chan no Oseisui Hon | Aladdin-chan’s Watersports Book (Magi: The Labyrinth of Magic) [English] {Hennojin}
(C81) [Mouko Mouretsu Hasai Dan (Ryumage)] Yin-Yang Yume (BLOOD-C)
(C79) [Project Harakiri (Kaishaku)] Marugoto Moonlight (Heart Catch Precure!)
(C92) [Horizontal World (Matanonki)] Momoiro Quartet 3 TRIbute (THE IDOLM@STER CINDERELLA GIRLS) [Chinese] [绅士仓库汉化]
[STAPSPATS/背水の陣/芋。/発光きむち] Pocket Quartet (pokemon) [Digital]
(CT12) [Hikakuteki Simple na Panty (Ouse Tsukusu)] Nayamashi Quartet (Seto no Hanayome)
[Suzupony (Suzunomoku)] Naruko The Quartetto (Alice Gear Aegis) [Digital]
(Quartet Score 4) [Inukare (Inuyashiki)] Mairasu Complex (Uta no Prince-sama)
(C92) [Yuunabe Shinkouchuu (Tanabe Kyou)] Loli Quartet (Bakemonogatari)
(C91) [Horizontal World (Matanonki)] Momoiro Quartet 2+ (THE IDOLM@STER CINDERELLA GIRLS) [English] [ATF]
(C90) [Horizontal World (Kinnotama)] Momoiro Quartet (THE IDOLM@STER CINDERELLA GIRLS) [English] [ATF]
Love Potion
Euphobian no Hibiki Quartet - Euphobian will resound.
(C87) [Aozora Shoujo (Shirane Taito)] LOLI QUARTETT! (THE IDOLM@STER) [Chinese] [脸肿汉化组]
(C87) [Gainamon (Natsu no Koucha)] Sakusei Quartet (Touhou Project) [English] {biribiri}
(C91) [Horizontal World (Matanonki)] Momoiro Quartet 2+ | Peach Colored Quartet 2+ (THE IDOLM@STER CINDERELLA GIRLS) [English] [S.T.A.L.K.E.R.]
To Love-Ru - Kotegawa Yui no Hatsujou 3
[Littlewitch]無料配布本 Quartett! tone (VISUAL PREVIEW)
(C92) [Yuunabe Shinkouchuu (Tanabe Kyou)] Loli Quartet (Bakemonogatari) [Chinese] [萝莉援助汉化组]
Baquartet to Otona no Omamagoto! | Playing Grown-Up with the Idiot Four!
(C87) [Aozora Shoujo (Shirane Taito)] LOLI QUARTETT! (THE IDOLM@STER)
Souki ga shitau wa mamorigami | 双子鬼爱慕的守护神
Momoiro Quartet + Momoka Yoitsuma Horizontal World 2015~2022 Momoka Matome
Momoiro Quartet 4.5
Momoiro Quartet x Quartet
Milli Ero 05
(C74) [IncluDe (Foolest)] Saimin Ihen 3 - BE QUIET!! (Touhou Project)
(C78) [Mebius no Wa (Nyx)] Bokoro Quartet 3 (VOCALOID)
Girls & Panzer Toshima Goudou
(C92) [Entelekheia (Chirumakuro)] Serval Nipple (Kemono Friends)
[Akihiko] H na Onegai | Sex Please Ch. 1-8 [English] [Amoskandy] [Decensored]
(C96) [Parallel Area (Kure)] Riyuu o Tsukete mo, Verniy wa Shireikan ni Oshioki Shitai (Kantai Collection -KanColle-) [Chinese] [山樱汉化]
(C66) [Akai Marlboro (Aka Marl)] Yuni-san to Mei-tan to
Quartet Phantom
機械式女体化調教物語
(C87) [Aozora Shoujo (Shirane Taito)] LOLI QUARTETT! (THE IDOLM@STER) [English] [Flatopia]
Nayamashi Quartet 1 & 2 Full Color Soushuuhen
(C56) [Hakuchuu Shobou (Hiryuu Ran)] HANABIRANO-MAU-SAKAMICHI (To Heart)
Seductive Quartet Collection Full Color
(C93) [Horizontal World (Matanonki)] Momoiro Quartet 4 ever (THE IDOLM@STER CINDERELLA GIRLS) [Chinese] [绅士仓库汉化组]
[FreeStyleQuartet (Kuusou)] Kimi Tono Kyori
[FreeStyleQuartet (Kuusou, Schran)] Kadan no Himitsu
(CT13) [Hikakuteki Simple na Panty (Imonade Ryouchou)] Nayamashi Quartet 2 Rinkan Hen (Seto no Hanayome) [Decensored]
Canopri Comic 2012-07 Vol. 21
(CT13) [Hikakuteki Simple na Panty (Ouse Tsukusu)] Nayamashi Quartet 2 Rinkan Hen (Seto no Hanayome) [English] [CGrascal] [Decensored]
Pocket Quartet
[Divine Fountain (Koizumi Hitsuji)] Marugoto Baquartet (Touhou Project) [Digital]
Hajiratte Touzendarou JK
Bokoro Quartet 3
Love Quartet
(C85) [FreeStyleQuartet (Kuusou)] Gohoushi Okami To Wakasama To [Chinese] [古龙龙汉化]
Nayamashi Quartette
(C90) [Horizontal World (Kinnotama)] Momoiro Quartet (THE IDOLM@STER CINDERELLA GIRLS) [Chinese] [魔狗狗个人汉化]