Kona

Kona (コナ) is a supporting character in Heavenly Delusion (anime) series.

Character Profile
Kona is one of the children living at Takahara Academy. He is draws mysterious art in his sketchbook. At 17 at the start of the series he is the oldest student at Takahara Academy and the only one in his grade due to the death of his friend Asura.

He is the father of Tokio's child and her romantic partner.

While Mimihime saw what his Hiruko form looks like. It is unknown whether he has died and become this monster by the year 2039.

Hiruko Child
As a product of Mina, Kona was presumably born with a Hiruko core.
 * Illustrative Foresight: Kona can seemingly draw events of the future. It is unknown whether he is aware of this or not.
 * Linked Clairvoyance: Kona can feel and find others he synchronizes with by focusing, as demonstrated when he was admitted to the infirmary during Tokio's labor.