Togari
Manga
Action
Togari (トガリ) is a Japanese manga series written and illustrated by Yoshinori Natsume. The story follows orphan Tobei, who was beheaded for committing countless crimes in the Edo period and sent to Hell where he suffered for 300 years. The regent of Hell makes Tobei an offer to slay 108 "Togas" in 108 days in 21st-century Japan with Togari, a magical sword. Tobei readily agrees for the chance to be free from Hell.
Description from Wikipedia, available under CC BY-SA 4.0. May be shortened.