Four Murasame to Issho
(SPARK8) [Truth Child (Hiatari Shin)] One and Two and a Three and Four (Drifters)
Ten and four
(C81) [Four Leaves Clover (Yotsuba Yuiko)] Opparusui (Touhou Project)
Midarana Gibo to 4-nin no Musuko | A Nasty Mother-in-law and Four Sons
[Minor's Escort (Kazasuzu)] Four Murasame to Issho (Zeta Gundam)
地味子ダイアリーFour
(C90) [ARTERIAL HEART (Aotsu Karin)] Satou-san no Ofuro de Gohoushi Hon (Ao no Kanata no Four Rhythm)
(C76) [DA HOOTCH (ShindoL)] Four Leaf Lover (Yotsubato!) [English]
NTR Nindou
(C87) [Yokohama Junky (Makari Tohru)] Solo Hunter no Seitai 4 The Fourth Part (Monster Hunter)
Fourteen Plus
[Shouji Ayumu] Papa no Ojimai | Papa's Good Luck Charm (COMIC LO 2015-01) [English]