A high school student and one of the friends of Komori. He is usually very cheerful and carefree, though serious and supportive of his teammates in battle. He has a great fondness for guns and cannons, and handilly supplies them when his human allies are most in need. His dragon, whose named has several variants including Hainuwere and Einvelle, resembles an angel with talons and attacks Shiina's father while flying a jet plane. Though a member of his high school's track team, he often skips practice to spend time with Satomi, whom he still has strong feelings for despite an apparent past break-up. He is often puzzled by Sudo's plans, though they work together.