Record of Ragnarok (終末のワルキューレ, Shūmatsu no Warukyūre, lit. “Doomsday Valkyrie”) is a Japanese manga series written by Shinya Umemura and Takumi Fukui and illustrated by Ajichika. It began in Coamix’s (formerly also published by Tokuma Shoten) seinen manga magazine Monthly Comic Zenon in November 2017. It was licensed in North America by Viz Media in June 2021. The manga was adapted as an original net animation (ONA) by Graphinica and premiered on Netflix in June 2021. A second season by Graphinica and Yumeta Company is set to premiere in 2023.