Kimetsu No Yaiba Vol. 4

After defeating the Drum Demon in the Tsuzumi Mansion, Tanjiro comes across Zenitsu being beaten up by a crazed boar-headed boy! Just what does this passionate swordsman want? Then, after a brief respite, Tanjiro and the others get urgent orders from the Demon Slayer Corps and head for the creepy Mount Natagumo. But little do they know what awaits them…
Notice: This book is written in Japanese.