One-Punch Man manga volume 23 features story by ONE and art by Yusuke Murata.

Narinki’s private force is now free from Super S’s control. Bushi Drill, Okama Itachi and Iaian plot their escape, but threat level Demon monster Malong Hair appears before they can flee, and a fierce fight breaks out. Elsewhere, their master Atomic Samurai encounters a creepy opponent!