Kisaragi Ryuuji

Ryuuji is Maina and Amane's childhood friend and Ayano's twin brother. Through circumstances while they were children he is Airi's owner because she took his games seriously.

Revered by the villagers as the avatar of the local god, who will help repopulate the village.

He agrees with the girls plan to manipulate their ovulation days to prevent pregnancy but his true desire is to impregnate them all and live a happy life with all the girls as his brides.