(C87) [Aozora Shoujo (Shirane Taito)] LOLI QUARTETT! (THE IDOLM@STER) [Chinese] [脸肿汉化组]
(CT13) [Hikakuteki Simple na Panty (Ouse Tsukusu)] Nayamashi Quartet 2 Rinkan Hen (Seto no Hanayome) [English] [CGrascal] [Decensored]
Nayamashi Keishi Soukan
[FreeStyleQuartet (Kuusou, Schran)] Boku no chiisana Oyomesan
(C91) [Horizontal World (Matanonki)] Momoiro Quartet 2+ | Peach Colored Quartet 2+ (THE IDOLM@STER CINDERELLA GIRLS) [English] [S.T.A.L.K.E.R.]
(C76) [Hikakuteki Simple na Panty (Ouse Tsukusu)] Nayamashi Quartet 3 Cosplay Hen (Seto no Hanayome) [English]
Ane Yome Quartet Kanzenban
(C91) [Avalanche (ChimaQ)] Baquartet to Otona no Omamagoto! (Touhou Project)
(C93) [Bijutsubu (Shiduki Michiru)] Euphobian no Hibiki Quartet - Euphobian will resound. (Hibike! Euphonium) [Chinese] [透明声彩汉化组]
Momoiro Quartet 4.5
Koroshiya Shoujo
[FreeStyleQuartet (Kuusou, Schran)] Kadan no Himitsu
[H-net (HiRo)] Patchouli to Shokushu to Shiri Ana to (Touhou Project) [Digital]
(Quartet Score 6) [Inukare (Inuyashiki)] Uchi no neko ga Ichiban kawaii 2 (Uta no Prince-sama)
Momoiro Quartet x Quartet
[AIR BOX (YU-TA)] Watashi to Sexross Shiyo? (THE IDOLM@STER CINDERELLA GIRLS) [Digital]
(C91) [Horizontal World (Matanonki)] Momoiro Quartet 2+ (THE IDOLM@STER CINDERELLA GIRLS) [English] [ATF]
(C93) [Horizontal World (Matanonki)] Momoiro Quartet 4 ever (THE IDOLM@STER CINDERELLA GIRLS)
(Puniket 12) [PASTEL WING (Kisaragi-MIC)] Koniro no Ehon -Sukumizu Quartet- (ToHeart 2)
[Stapspats (Various)] Pocket Quartet (Pokémon X and Y) [English] [Doujins.com] [Digital]
Loli Quartet
(C90) [OkayuShop (Okayu)] Nayamashi no Mousou Shoujo (Granblue Fantasy)
(C75) [MünchenGraph (Kita Kaduki)] atoha anata gaki meru koto (Jigoku Shoujo)
[FreeStyleQuartet (Kuusou)] Kimi Tono Kyori
(C90) [Horizontal World (Kinnotama)] Momoiro Quartet (THE IDOLM@STER CINDERELLA GIRLS) [Chinese] [绅士仓库汉化]
(C78) [Hikakuteki Simple na Panty (Imonade Ryouchou)] Nayamashi Quartet 1 & 2 Full Color Soushuuhen (Seto no Hanayome) [English]
[STAPSPATS/背水の陣/芋。/発光きむち] Pocket Quartet (pokemon) [Digital]
(C81) [Hanamiduki (Miduki Shou)] Miki-teki☆☆Lesson (THE iDOLM@STER) [Digital]
Nayamashi Quartet 1 & 2 Full Color Soushuuhen
(C83) [Aspergillus (okara)] Datensei no Tatakai (Ore no Imouto ga Konna ni Kawaii Wake ga Nai)
Baquartet Joukyou Fumei
Nayamashi Quartet 3
[Coffee Chazuke (Genjirou)] Baquartet Joukyou Fumei (Touhou Project) [Digital] [English] [hardcase8translates]
(CT13) [Hikakuteki Simple na Panty (Imonade Ryouchou)] Nayamashi Quartet 2 Rinkan Hen (Seto no Hanayome)
(C90) [Horizontal World (Kinnotama)] Momoiro Quartet (THE IDOLM@STER CINDERELLA GIRLS) [English] [ATF]
(C87) [Gainamon (Natsu no Koucha)] Sakusei Quartet (Touhou Project)
Momoiro Quartet 2+
(C92) [Yuunabe Shinkouchuu (Tanabe Kyou)] Loli Quartet (Bakemonogatari)
Nayamashii Fighters