Chapter 12

I Cannot Say (えない) is the twelfth chapter of Koyoharu Gotōge's Kimetsu no Yaiba.

Summary
The chapter begins with Nezuko stomping and pursuing the Swamp Demon, despite her brother's commands. She returns to him after evading the demon, but Tanjirou is immediately dragged into the ground and yells at her to protect both Kazumi and Satoko.

After entering the bog, Tanjirou discovers the numerous personal belongings of the victims including kimonos, shoes, and pouches. The demon quickly maneuvers around the bog taunting Tanjirou and moves in to attack him, however Tanjirou is able to overcome the circumstances and manages to kill the demon using the Sixth Form Whirlpool technique.

Characters in Order of Appearance

 * Kamado Nezuko
 * Swamp Demon
 * Kamado Tanjirou
 * Kazumi
 * Urokodaki Sakonji
 * Hotaru Haganezuka