Jiruo is a moon whistle Delver that serves as a teacher for apprentice delvers from the Belchero Orphanage in the town of Orth. While he works as an instructor for the children, he's also largely responsible for their upbringing and well-being. His students refer to him as "Leader".

He was the disciple of the legendary white whistle Lyza "the annihilator", and the later entrusted him with the safety of her daughter Riko following her miraculous birth.


White hair with bright blue eyes, average height


As a teacher, he cares about all of the students of Belchero Orphanage, ensuring the safety of all including bell-bearers, however he is strict during night time patrols.



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