The Executioner and Her Way of Life

is a Japanese yuri light novel series published by SB Creative, written by Mato Sato and illustrated by Nilitsu. Seven volumes have been released since July 2019 under the GA Bunko imprint. A manga adaptation with art by Ryo Mitsuya has been serialized in Square Enix's seinen manga magazine Young Gangan since June 2020. It has been collected in three tankōbon volumes. Both the light novel and manga are licensed in North America by Yen Press. An anime television series adaptation by J.C.Staff premiered on April 2, 2022 and is expected to run 12 episodes.

Plot

 * The Lost Ones are wanderers who come here from a distant world known as "Japan." No one knows how or why they leave their homes. The only thing that is certain is that they bring disaster and calamity. The duty of exterminating them without remorse falls to Menou, a young Executioner. When she meets Akari, it seems like just another job...until she discovers it's impossible to kill this girl! And when Menou begins to search for a way to defeat this immortality, Akari is more than happy to tag along! So begins a journey that will change Menou forever.
 * -Yen Press

Official

 * Official light novel webpage
 * Official website

Other Sources

 * Mato Sato's (author) Twitter
 * Nilitsu's (illustrator) Twitter