(Quartet ☆ Score ♪ 6) [Yukimushi (Tochi Yasai)] Pillow Talk (Uta no Prince-sama)
[Suzupony (Suzunomoku)] Naruko The Quartetto (Alice Gear Aegis) [Digital]
(C92) [Yuunabe Shinkouchuu (Tanabe Kyou)] Loli Quartet (Bakemonogatari)
Guri P no Mousou Nikki
(C87) [FreeStyleQuartet (Kuusou, Schran)] Seiai Hosyuu Zyugyou
(C86) [FreeStyleQuartet (Kuusou)] Ari To Kirigirisu
(Quartet Score 6) [Inukare (Inuyashiki)] Uchi no neko ga Ichiban kawaii 2 (Uta no Prince-sama)
[Kesshousui] Kyousei Ero Dance Gakuen [Digital]
Nurechaukara Itazura Shinaide! ~Apron Sugata no Osananajimi o Ushirokara~ 1
(CT12) [Hikakuteki Simple na Panty (Ouse Tsukusu)] Nayamashi Quartet (Seto no Hanayome)
(Shota Scratch 01) [Tokuda (Ueda Yuu)] Ouja no Seisui (Dragon Quest 3)
Baquartet Joukyou Fumei
(C92) [Horizontal World (Matanonki)] Momoiro Quartet 3 TRIbute (THE IDOLM@STER CINDERELLA GIRLS)
Pocket Quartet
(Tokimeki Party Sensation Premium) [elf.k-ya (elf.k)] Kurumi Miracle Quartet (Kurumi Miracle)
(COMIC1☆4) [Clesta (Cle Masahiro)] CL-orz 9 (Baka to Test to Shoukanjuu) [Decensored]
[AOKIHOSHI (Akaiguppy)] Dungeon no Ana Sono (Dungeon ni Deai o Motomeru no wa Machigatteiru Darou ka) [Chinese] [不可视汉化] [Colorized] [Digital]
Momoiro Quartet 4.5
(C92) [Yuunabe Shinkouchuu (Tanabe Kyou)] Loli Quartet (Bakemonogatari) [Chinese] [萝莉援助汉化组]
Uniorythm Quartett Visual Fanbook [Incomplete]
Nayamashi Quartet 3 Cosplay Hen
[Hayakawa Akari] Act for the idol stage #1-5 [Chinese]
Euphobian no Hibiki Quartet - Euphobian will resound.
(C97) [Rurunoya (Rurukichi)] Isekairu Biyori (Isekai Quartet) [English] [TheCrappyTranslators]
(C91) [Horizontal World (Matanonki)] Momoiro Quartet 2+ | Peach Colored Quartet 2+ (THE IDOLM@STER CINDERELLA GIRLS) [English] [S.T.A.L.K.E.R.]
[Nekousa Pudding (Ra-men)] Minerva Yaraneba!! (Robot Girls Z) [Chinese] [不咕鸟汉化组] [Digital]
[Shinjima Saki] Robou no Jari
(C78) [Mebius no Wa (Nyx)] Bokoro Quartet 3 (VOCALOID)
(C90) [Aquamarine (Mogupuchi)] Sanae-san to Toropuru Days! (Touhou Project)
(CT13) [Hikakuteki Simple na Panty (Imonade Ryouchou)] Nayamashi Quartet 2 Rinkan Hen (Seto no Hanayome) [Decensored]
(Reitaisai 9) [1787 (Macaroni and Cheese)] immoral (Touhou Project)
Quartett!全原画集
(Air Reitaisai 8) [Kougeki (Ootsuki Wataru)] Netami Satore (Touhou Project) [English] [biribiri]
3cm Junkie
(C90) [Horizontal World (Kinnotama)] Momoiro Quartet (THE IDOLM@STER CINDERELLA GIRLS) [English] [ATF]
(C92) [Yuunabe Shinkouchuu (Tanabe Kyou)] Loli Quartet (Bakemonogatari) [English] [Brolen]
(C97) [Rurunoya (Rurukichi)] Isekaru Biyori (Isekai Quartet) [English] [EHCOVE]
(C94) [Horizontal World (Matanonki)] Momoiro Quartet 4.5 (THE IDOLM@STER CINDERELLA GIRLS) [Chinese] [绅士仓库汉化]
(C87) [Gainamon (Natsu no Koucha)] Sakusei Quartet (Touhou Project) [English] {biribiri}
(C87) [Gainamon (Natsu no Koucha)] Sakusei Quartet (Touhou Project)
(C93) [Horizontal World (Matanonki)] Momoiro Quartet 4 ever (THE IDOLM@STER CINDERELLA GIRLS) [Chinese] [绅士仓库汉化组]
Koukai Benjo - Act 3
(C95) [Horizontal World (Matanonki)] Momoiro Quartet x Quartet (THE IDOLM@STER CINDERELLA GIRLS)
Momoiro Quartet x Quartet
(C76) [Hikakuteki Simple na Panty (Ouse Tsukusu)] Nayamashi Quartet 3 Cosplay Hen (Seto no Hanayome) [English]
(C87) [Aozora Shoujo (Shirane Taito)] LOLI QUARTETT! (THE IDOLM@STER) [Chinese] [脸肿汉化组]
(C85) [FreeStyleQuartet (Kuusou)] Gohoushi Okami To Wakasama To [Chinese] [古龙龙汉化]
(C85) [FreeStyleQuartet (Kuusou)] Gohoushi Okami To Wakasama To
[STAPSPATS/背水の陣/芋。/発光きむち] Pocket Quartet (pokemon) [Digital]
[FreeStyleQuartet (Kuusou, Schran)] Kadan no Himitsu
BIBIBIBI RIII
[Divine Fountain (Koizumi Hitsuji)] Marugoto Baquartet (Touhou Project) [Digital]
Loli Quartet
(C91) [Horizontal World (Kinnotama)] Momoiro Quartet 2 (THE IDOLM@STER CINDERELLA GIRLS) [Chinese] [魔狗狗个人汉化]