A Younger Stepsister Who Only Has Sex With Me on Days That are Divisible by 3 or on Days That Include The Number 3.
Ore ga Jibun ni Jishin ga Motenaku Natta no wa Sore wa Sore wa Fukai Riyuu ga Atte da na | A Deep Reason for Me to Have Confidence in Myself (COMIC Penguin Celeb 2017-05)
(C86) JK Reimu to Kyoushitsu H ~Moshi Hakurei Reimu ga, Tsundere de Hinnyuu na Osananajimi Dattara (Touhou Project)
