The nine-year-old protagonist of the story. Kokonose is the ninth generation lord of the infamous Mutsu Clan which was descended from Demons. He has an arrogant personality and the guts to try to turn one of the academy teachers into his servant on his first day. Kononse was revealed to be an exceptional Exorcist, exorcising evil spirits since the age of one. During the Selection test, he was the only student who managed to acquire the legendary Peach card which was rumored to be the card that only the first generation Momotarou had ever gotten it.