The unborn child of Haruka Kasugano and Sora Kasugano. The name and gender of the baby is unknown, except that the child is the result of an incestuous relationship between Haruka and Sora, as they are twin siblings.

Haruka na SoraEdit

When Haruka and Sora return to their childhood village sometime after leaving in order to find happiness as a couple in a foreign country, they surprise their friends by announcing that they are married and Sora is pregnant. While they are aware of the genetic risks of having a child, Haruka and Sora are happy of the pregnancy and raising their child.