An agent of Yatagarasu, one of the Devil Summoner factions. One of the “protected targets” detected by Aion. An honest and quiet young man who normally does not say much. However, he is passionate deep inside.
—Arrow’s COMP: Mk90 Summoning Gun
Arrow’s COMP is a gun-type and uses gun skills as its basic form of attack. It has a high aptitude for ice skills. It also has a high aptitude for support skills, meaning Arrow also plays a key role in supporting his fellow party members. His endurance is particularly high, and as he develops he will learn skills to shield his allies.
A former agent of Yatagarasu, a Devil Summoner faction. Once a first-class Summoner, he has since retired and now works at an orphanage. He is sociable and loves children. He is caring and always talks about things calmly. He is like a mentor to Arrow, and Ringo and company will come to him for advice as they pursue the mystery of the story.
An agent of the Phantom Society, a Devil Summoner faction. He is a cheerful young man who loves his friends and has a strong sense of justice. He kills Arrow as part of a mission. He and Arrow seem to have known each other in the past and have some sort of connection.