Kuren Kishou Quarta Ametus #21
(Tokimeki Party Sensation Premium) [elf.k-ya (elf.k)] Kurumi Miracle Quartet (Kurumi Miracle)
[Majimeya (isao)] FGO no Erohon | FGO Dirty-Mag (Fate/Grand Order) [English] [Saint Quartz Scans] [Digital]
Karen Kishou Quarta Ametus #2
(Sennen☆Battle Phase12) [Quartzshow (hari)] Partner Nante iwa Senai! (Yu-Gi-Oh!)
(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]
Jitsuroku! Inran Russian Quarter!
[FreeStyleQuartet (Kuusou, Schran)] Boku no chiisana Oyomesan
(SUPER25) [Quartzshow (hari)] Mamo × Masu Akuma no Toriko (Yu-Gi-Oh!)
[Yuunagiya (Yuunagi)] Senpai to Ecchi Dekiru no wa Mash dake desu!! | Only Mash Can Handle Senpai's Kinks!! (Fate/Grand Order) [English] [Saint Quarts Scans] [Digital]
(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]
(SUPER26) [Quartierlatin (Wasi)] Shokushu (Danganronpa V3: Killing Harmony)
(C83) [Quartzshow (hari)] Aurora 4 (Yu-Gi-Oh!)
Karen Kishou Quarta Ametus #4
Ane Yome Quartet Kanzenban
(C91) [Avalanche (ChimaQ)] Baquartet to Otona no Omamagoto! (Touhou Project)
(CR25) [Easy Thrilling (Dozamura)] quarterly LIBIDO VOL.2 (Super Doll Licca-chan)
(C93) [Bijutsubu (Shiduki Michiru)] Euphobian no Hibiki Quartet - Euphobian will resound. (Hibike! Euphonium) [Chinese] [透明声彩汉化组]
(Sennen☆Battle Darkness Region) [Quartzshow (hari)] Kiss to Futatsu Boshi (Yu-Gi-Oh!)
Momoiro Quartet 4.5
[Kudarizaka Guardrail (Shiraso)] Karen Kishou Quarta Ametus #18 [Digital]
Beast Quarturback!!
(C91) [Quartzshow (hari)] Hitotsuki Dake no Koibito (Yu-Gi-Oh!)
[FreeStyleQuartet (Kuusou, Schran)] Kadan no Himitsu
(C92) [Makuu Gundan (Shinozuka Atsuto)] Ganbaru Kouhai | Do Your Best, Kouhai (Fate/Grand Order) [English] [Saint Quartz Scans]
[H-net (HiRo)] Patchouli to Shokushu to Shiri Ana to (Touhou Project) [Digital]
(C60) [Easy Thrilling (Dozamura)] quarterly Libido 1~4 Soushuuhen (Super Doll Licca-chan, Darkstalkers, Neon Genesis Evangelion)
(COMIC1☆3) [Quarter View (Jinnojyou)] Pop My Heart! (Shugo Chara!) [English]
(Quartet Score 6) [Inukare (Inuyashiki)] Uchi no neko ga Ichiban kawaii 2 (Uta no Prince-sama)
Karen Kishou Quarta Ametus #16
Karen Kishou Quarta Ametus #12
Momoiro Quartet x Quartet
(C91) [Horizontal World (Matanonki)] Momoiro Quartet 2+ (THE IDOLM@STER CINDERELLA GIRLS) [English] [ATF]
(C93) [L.G.C. (Rib:y(uhki))] Giji Renjouteki Kaiyu Ryouhou | Pseudo Romantic Pleasure Therapy (Fate/Grand Order) [English] [Saint Quartz Scans]
(C93) [Horizontal World (Matanonki)] Momoiro Quartet 4 ever (THE IDOLM@STER CINDERELLA GIRLS)
(King of Colors III) [sukinaco (Imai)] sugar sweet nightmare (K)
(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]
(C93) [S.S.L (Yanagi)] Chaldea Himitsu no Renai Shidou | Chaldea's Secret Relationship Guidance (Fate/Grand Order) [English] [Saint Quartz Scans]
(C95) [Trequarti (Hatsuyuki)] Nitta Minami to Nurunuru Lotion Ecchi Shitai Toki ni Yomu Hon (THE IDOLM@STER CINDERELLA GIRLS)
Loli Quartet
(C93) [Quartzshow (hari)] Kami Asobu Hoshi 02 (Yu-Gi-Oh!)
Shokushu - New Danganronpa V3 dj
(C59) [Easy Thrilling (Dozamura)] quarterly Libido Vol. 5 (Mon Colle Knights)
(C88) [Quartzshow (hari)] RE:WW4 AURORA Shirizu Sairoku-Shuu (Yu-Gi-Oh!)
(Knights of BLUE II) [Quartierlatin (Wasi)] Lost Sexual Feeling (K)
(COMIC1☆12) [R*kaffy (Aichi Shiho)] Watashi, Senpai ni Koi Shichatta Mitai desu | I Seem to Have Fallen for Senpai (Fate/Grand Order) [English] [Saint Quartz Scans]
Karen Kishou Quarta Ametus #14
Karen Kishou Quarta Ametus #13