The original World’s End Harem manga launched in May 2016 on the Shonen Jump+ website and app.
Seven Seas’ Ghost Ship imprint is also releasing that manga in English, and the second volume debuted on February 25. Okada Andō will launch a spinoff of World’s End Harem: Fantasia titled Shūmatsu no Harem: Fanatasia Gakuen (World’s End Harem: Fantasia Academy) in Ultra Jump on May 19.
The manga will launch on Shueisha’s Shonen Jump+ and Manga Mee apps on June 26.
The manga runs in Shueisha’s Ultra Jump magazine, and on the Shonen Jump+ service and Young Jump! app.