榛名 陸

The main character in AstralAir. Riku is an Elfin (people who can use psychic abilities) along with Hinata and Rinne, and is a part of the organization run by Ochiba’s father, Daiki. As a child, he lived in an orphanage in Tsukigasaki alongside Rinne. During that time he often played with a girl named Yuuki, making snowmen and having snowball fights. Years later, he returns again to Tsukigasaki to guard Ochiba and Hazuki, living in their house with them.