According to Shueisha, Kimetsu no Yaiba will receive a new light novel, scheduled for release on July 3rd.
This third volume will focus on the Wind Hashira, Sanemi Shinazugawa.
The two previous novels in the franchise, Flower of Happiness and One-Winged Butterfly, were bestsellers, reaching the milestone of 1 million copies in circulation faster than any other novel franchise published by Shueisha.
franchise Kimetsu no Yaiba has a total of 60 million copies in circulation, including digital sales.
Source: ANN