The president of Airi's class and, though he might not know it, Airi's current prime marriage candidate. He seems rather taken with Airi himself. Nakaoji is sporty, friendly, and good with kids, though he and Aram sparred. This is because Nakaoji had lost patience with Aram who disliked him right from the start, as he knew that Airi liked Nakaoji and was determined to get catch Airi's heart. His ancestor was the Grand Magician of Astale who first established the seven royal families of Astelle.