What is what year is demon slayer set in?

Demon Slayer is set during the Taisho era in Japan, which lasted from 1912 to 1926. The series follows the journey of Tanjiro Kamado, a young boy who becomes a demon slayer after his family is slaughtered by demons. The Taisho era is characterized by a mix of traditional Japanese culture and modernization, making it an interesting backdrop for the supernatural adventures of Tanjiro and his companions.