Rengoku no Ashe

Rengoku no Ashe (煉獄のアーシェ) is a one-shot manga created by Tatsuya Endo.

The one-shot was originally published in the July 2014 issue of Jump SQ on June 4, 2014. The one-shot was later reprinted in Shōnen Jump+ on August 24, 2020, in place of a normal SPY x FAMILY chapter with extra content describing its connection to the manga series.