[H-net (HiRo)] Patchouli to Shokushu to Shiri Ana to (Touhou Project) [Digital]
(CT11) [Hikakuteki Simple na Panty (Ouse Tsukusu)] Nayamashi Keishi Soukan (Seto no Hanayome)
Nayamashii Fighters
(C78) [Hikakuteki Simple na Panty (Imonade Ryouchou)] Nayamashi Quartet 1 & 2 Full Color Soushuuhen (Seto no Hanayome)
Baquartet Joukyou Fumei
[Stapspats (Various)] Pocket Quartet (Pokémon X and Y) [English] [Doujins.com] [Digital]
Euphobian no Hibiki Quartet - Euphobian will resound.
[Suzupony (Suzunomoku)] Naruko The Quartetto (Alice Gear Aegis) [Digital]
(CT13) [Hikakuteki Simple na Panty (Ouse Tsukusu)] Nayamashi Quartet 2 Rinkan Hen (Seto no Hanayome) [English] [CGrascal] [Decensored]
(C90) [Horizontal World (Kinnotama)] Momoiro Quartet (THE IDOLM@STER CINDERELLA GIRLS) [Chinese] [魔狗狗个人汉化]
(C87) [Aozora Shoujo (Shirane Taito)] LOLI QUARTETT! (THE IDOLM@STER) [English] [Flatopia]
(C85) [FreeStyleQuartet (Kuusou)] Gohoushi Okami To Wakasama To [Chinese] [古龙龙汉化]
[Coffee Chazuke (Genjirou)] Baquartet Joukyou Fumei (Touhou Project) [Digital] [English] [hardcase8translates]
(C91) [Avalanche (ChimaQ)] Baquartet to Otona no Omamagoto! (Touhou Project) [Chinese] [oo君個人漢化]
(C87) [Green Ketchup (Zhen Lu)] Nayamashii Fighters | Frustrated Fighters (Gundam Build Fighters Try) [English] {darknight}
(Quartet Score 6) [Inukare (Inuyashiki)] Uchi no neko ga Ichiban kawaii 2 (Uta no Prince-sama)
(Quartet Score 4) [Inukare (Inuyashiki)] Mairasu Complex (Uta no Prince-sama)
Nayamashi Quartet 1 & 2 Full Color Soushuuhen
Momoiro Quartet 4.5
(C93) [Horizontal World (Matanonki)] Momoiro Quartet 4 ever (THE IDOLM@STER CINDERELLA GIRLS) [Chinese] [绅士仓库汉化组]
Nayamashi Quartet 3 Cosplay Hen
Momoiro Quartet 2.5
Pocket Quartet
[FreeStyleQuartet (Kuusou, Schran)] Kadan no Himitsu
(C91) [Horizontal World (Kinnotama)] Momoiro Quartet 2 (THE IDOLM@STER CINDERELLA GIRLS) [Chinese] [绅士仓库汉化]
Nayamashi Quartette
(C92) [Yuunabe Shinkouchuu (Tanabe Kyou)] Loli Quartet (Bakemonogatari) [Chinese] [萝莉援助汉化组]
(C78) [Mebius no Wa (Nyx)] Bokoro Quartet 3 (VOCALOID)
(C87) [Aozora Shoujo (Shirane Taito)] LOLI QUARTETT! (THE IDOLM@STER)
(C90) [Horizontal World (Kinnotama)] Momoiro Quartet (THE IDOLM@STER CINDERELLA GIRLS) [English] [ATF]
(Quartet ☆ Score ♪ 6) [Ayu 30% Hiku (Kuma)] Embrasse Moi (Uta no Prince-sama)
(C87) [Gainamon (Natsu no Koucha)] Sakusei Quartet (Touhou Project) [English] {biribiri}
(C86) [FreeStyleQuartet (Kuusou)] Ari To Kirigirisu
(C93) [Bijutsubu (Shiduki Michiru)] Euphobian no Hibiki Quartet - Euphobian will resound. (Hibike! Euphonium)
(C92) [Yuunabe Shinkouchuu (Tanabe Kyou)] Loli Quartet (Bakemonogatari)
(C90) [Horizontal World (Kinnotama)] Momoiro Quartet (THE IDOLM@STER CINDERELLA GIRLS) [Chinese] [绅士仓库汉化]
Momoiro Quartet 3 TRIbute
[STAPSPATS/背水の陣/芋。/発光きむち] Pocket Quartet (pokemon) [Digital]
(Quartet ☆ Score ♪ 6) [Yukimushi (Tochi Yasai)] Pillow Talk (Uta no Prince-sama)
(C87) [Gainamon (Natsu no Koucha)] Sakusei Quartet (Touhou Project)
(C91) [Horizontal World (Matanonki)] Momoiro Quartet 2+ | Peach Colored Quartet 2+ (THE IDOLM@STER CINDERELLA GIRLS) [English] [S.T.A.L.K.E.R.]
Clover Quartet Lolic!
Nayamashi Qartetto 2 Wa Rinkanhen
(C87) [Green Ketchup (Zhen Lu)] Nayamashii Fighters (Gundam Build Fighters Try)
(C87) [FreeStyleQuartet (Kuusou, Schran)] Seiai Hosyuu Zyugyou
(Tokimeki Party Sensation Premium) [elf.k-ya (elf.k)] Kurumi Miracle Quartet (Kurumi Miracle)
(C87) [Aozora Shoujo (Shirane Taito)] LOLI QUARTETT! (THE IDOLM@STER) [Chinese] [脸肿汉化组]
Love Quartet
Ane Yome Quartet Kanzenban
(CT12) [Hikakuteki Simple na Panty (Ouse Tsukusu)] Nayamashi Quartet (Seto no Hanayome)
Nayamashi Quartet 3
(C92) [Horizontal World (Matanonki)] Momoiro Quartet 3 TRIbute | Peach Colored Quartet 3 TRIbute (THE IDOLM@STER CINDERELLA GIRLS) [English] [ATF]
(Puniket 12) [PASTEL WING (Kisaragi-MIC)] Koniro no Ehon -Sukumizu Quartet- (ToHeart 2)
(CT11) [Hikakuteki Simple na Panty (Ouse Tsukusu)] Nayamashi Keishi Soukan | Superintendent Incest Tease (Seto no Hanayome) [English] {CGrascal}
(C95) [Horizontal World (Matanonki)] Momoiro Quartet 2.5 (THE IDOLM@STER CINDERELLA GIRLS) [English] [MegaFagget]
(C76)[Hikakuteki Simple na Panty (Ouse Tsukusu)] Nayamashi Quartet 3 Cosplay Hen (Seto no Hanayome)