Made in Abyss is a Japanese manga series written and illustrated by Akihito Tsukushi. It has been serialized online in Takeshobo's digital publication Web Comic Gamma since October 2012. The story follows an orphaned girl named Riko, who finds and befriends a part-robot boy named Reg, and descends with him into the titular "Abyss" that leads deep into the Earth. An anime television series adaptation aired from July to September 2017. A Western live-action film adaptation began development in 2021.