Kotono Mitsuishi
is a teenager from an African village who was forced to join the resurrection of Faudo by Rioh. He, along with his Mamodo partner were escorted by Rioh to Faudo where they remained until running into Kiyo Takamine and Zatch Bell and decided it was the right time to betray Rioh. After the resurrection of Faudo, Aleshie joins Kiyo's group to return Faudo back to the Mamodo world. Riya's book is burned when battling Rioh's minion, Zaruchim. Riya's spells cause him to transform his body parts to use for battle. Aleshie's voice actor is Tomokazu Seki and Riya's voice actor is Kotono Mitsuishi.