childhood friend \(childhood friend series\), hisabisa ni atta osananajimi ga iroiro to seichou shiteirunoni nounai dake seichou shiteinakute douyou shiteiru,
younger sister \(childhood friend series\), hisabisa ni atta osananajimi ga iroiro to seichou shiteirunoni nounai dake seichou shiteinakute douyou shiteiru,
gal \(childhood friend series\), hisabisa ni atta osananajimi ga iroiro to seichou shiteirunoni nounai dake seichou shiteinakute douyou shiteiru,
