made in abridged

is the deuteragonist of Made in Abyss. He is a robotic being with the appearance of a young boy; his true origins are unknown, as he cannot recall anything about his life before being awoken by Riko.She names him after a dog she once owned, "Reg," but it is later revealed he went by the same name prior to ever meeting Riko. He voluntarily joins Riko on her descent through The Abyss in search of answers to his unknown past

is an orphan from Belchero Orphanage, as well as one of Riko's friends, in Orth. Like all the children of the orphanage, he studies to become a Delver, currently holding the rank of Red Whistle Delver. He wants to become a Moon Whistle Delver, like Jiruo, and someday establish his own orphanage in The Wharf Quarter.

 is an orphan from Belchero Orphanage, in the town at the edge of the Abyss, Orth. Like all the children of the orphanage, he studies to become a Delver, currently holding the rank of Red Whistle. He is portrayed as a knowledgeable child

is a young boy who lives at Belchero Orphanage with Riko and the other orphans. He holds the rank of Bell, a novice Delver still in training

is a pharmacist who travels overseas, working on a medical ship attached to the Caravan Fleet. In Orth, she caught wind of the Birthday-Death Disease and has been trying to help, but so far it hasn't done much more than baffle her.

 by his students, is a Moon Whistle Delver who serves as a teacher for the orphans from the Belchero Orphanage in the town of Orth. While he works as an instructor for the children, he is also largely responsible for their upbringing and well-being.

Femboy in training/lives in the Seeker Camp on the 2nd Layer of The Abyss. Despite his young age, he is already a Blue Whistle Delver due to being an apprentice to the White Whistle Delver, Ozen "The Immovable."