Michikatsu Tsugikuni in the Taisho Era
In this story, it was late at night and Michikatsu came accross a demon who has ate enough humans to be able to use a spell. Despite them using it for the first time on Michikatsu as a test, it only sent him to the future. Kimetsu no Yaiba / Demon Slayer by Kyoharu Gotoge. This Michikatsu art is made by Oyumai!