R Koga

| Namespace | Tags | |:-|:- |MALE| big penis, shotacon, sole male, virginity |FEMALE| ahegao, beauty mark, blowjob, bukkake, cousin, deepthroat, defloration, exhibitionism, fingering, glasses, handjob, harem, lolicon, masturbation, nakadashi, stomach deformation, sweating, tomboy, twintails, unusual pupils, x-ray |MIXED| ffm threesome, group, incest |OTHER| story arc, tankoubon

1-3. (兄ちゃん専用) 4\. (いっしょにアリガトウ) 5-6. (兄ちゃん専用Afterwards) | Namespace | Tags | |:-|:- |MALE| shotacon |FEMALE| anal, blowjob, clamp, dark skin, defloration, double penetration, double vaginal, fingering, garter belt, lolicon, netorare, sex toys, sister, stockings, tanlines, tomboy |MIXED| ffm threesome, group, incest, kodomo doushi, mmf threesome |OTHER| story arc, tankoubon

| Namespace | Tags | |:-|:- |MALE| cheating, dilf, glasses, smell |FEMALE| anal, blowjob, daughter, defloration, filming, fingering, glasses, incest, lolicon, masturbation, nakadashi, sex toys, shimapan, smell, squirting, stockings, underwater, urination, x-ray, yuri |MIXED| ffm threesome, group, incest |OTHER| story arc, tankoubon

A group of young friends have been cursed! Whenever they get aroused they sprout animal ears. Of course there is only one way to put them back to normal. Fortunately, their onii-san was also cursed and can provide them plenty of what they need! TAGS v1 MALE kemonomimi, sole male FEMALE anal, bike shorts, bisexual, blowjob, breast expansion, bunny girl, catgirl, cowgirl, cunnilingus, defloration, dog girl, harem, impregnation, kemonomimi, lactation, lolicon, masturbation, oppai loli, paizuri, sister, stockings, sweating, tail, tomboy, transformation, twintails, urination, x-ray MIXED ffm threesome, group, incest OTHER multi-work series, story arc, tankoubon, uncensored TAGS v2 MALE kemonomimi, priest FEMALE age regression, anal, bike shorts, bisexual, bloomers, bunny girl, catgirl, cowgirl, cum swap, cunnilingus, dog girl, double penetration, fff threesome, fisting, glasses, group, harem, impregnation, kemonomimi, lolicon, masturbation, mind control, mouse girl, nakadashi, oppai loli, possession, pregnant, sex toys, shimapan, shrinking, sister, transformation, twintails, x-ray, yuri MIXED ffm threesome, group, incest OTHER multi-work series, story arc, tankoubon, uncensored

Ch. 1 - Announcing Candidacy Ch. 2 - Together with Nya-tan (Prologue) Ch. 3 - Together with Nya-tan (Epilogue) Ch. 4 - Kiya is Fine Ch. 5 - My Beloved Little Sister Ch. 6 - Happy Family Game (Prologue) Ch. 7 - Happy Family Game (Part 2) Ch. 8 - Happy Family Game (Part 3) Ch. 9 - Happy Family Game (Part 4) Ch. 10 - Happy Family Game (Finale) Ch. 11 - A Metal Dick | Namespace | Tags | |:-|:- |MALE| glasses, shotacon |FEMALE| anal, bondage, catgirl, daughter, double penetration, double vaginal, glasses, hidden sex, lolicon, masturbation, sex toys, sister, swimsuit, twintails |MIXED| group, incest, mmf threesome |OTHER| tankoubon