Quality Assurance in Another WorldQuality Assurance in Another World.

Quality Assurance in Another World (Japanese: この世界は不完全すぎる, Hepburn: Kono Sekai wa Fukanzen Sugiru; lit. "This World Is Too Defective") is a Japanese manga series written and illustrated by Masamichi Sato. It began serialization on Kodansha's Comic Days website in May 2020.