Keita Iizuka launched a spinoff manga Shūmatsu no Walküre Kitan: Jack the Ripper no Jikenbo (Record of Ragnarok Mystery – The Case Files of Jack the Ripper) in Comic Zenon magazine in October 2022.
This year’s July issue of Coamix’s Comic Zenon magazine revealed on Friday that Shinya Umemura, Ajichika, and Takumi Fukui’s Record of Ragnarok (Shūmatsu no Walküre) manga will have a new spinoff manga titled Shūmatsu no Walküre Kinden: Kamigami no Apocalypse (Record of Ragnarok Forbidden Tale: Apocalypse of the Gods) in the August issue on June 25.
The Shūmatsu no Walküre manga launched in Comic Zenon magazine in November 2017.
Record of Ragnarok II — the second season of the anime — debuted its first part on Netflix in January 2023.