Koroshiya S no Yuragi

Koroshiya S no Yuragi (殺し屋Sのゆらぎ) is a Japanese manga series written and illustrated by Erika Funamoto. It was serialized in Shogakukan's manga magazine Monthly Shōnen Sunday from December 2018 to March 2021, with its chapters collected in four  volumes.

Publication
Written and illustrated by Erika Funamoto, Koroshiya S no Yuragi was serialized in Shogakukan's manga magazine Monthly Shōnen Sunday from December 12, 2018, to March 12, 2021. Shogakukan collected its chapter in four volumes, released from June 12, 2019, to May 12, 2021.

Reception
The manga was nominated for the 2020 Next Manga Award in the print category.