For example, a book written in the middle Heian period, "Genji Monogatari" (The Tale of Genji), illustrated the presence of male family members and close male acquaintances (nobles, aristocrats) frequently visiting ladies of the court in Kokyu palace.
平安時代中期に書かれた『源氏物語』を読めば分かるように家族や親しい人間（貴族）は、頻繁に出入りしていたこともあった。