190 PAGES BLACK AND WHITE ILLUSTRATIONS Volume 4: “Robust Blade”: Chapters: Barehanded Fight, Inosuke Hashibira, Urgent Summons, Mount Natagumo, Marionettes, Letting Someone Else Go First, Pungent Odor, Suffering and Floundering as You Move Forward, Robust Blade. Synopsis: Tanjiro Kamado, a kindhearted charcoal seller, seeks revenge against the demon who slaughtered his family. In this volume, he battles demons, investigates the fighter in the boar-head mask, and confronts a mysterious and horrifying threat.