It is highly likely that a third season will be made considering the immense popularity of the series 

The second season, which covered the Entertainment District Arc 

concluded in December 2021 with a movie titled "Demon Slayer -Kimetsu no Yaiba- The Movie: Mugen Train 

The manga series, on which the anime is based, has already concluded with its 23rd volume being released in December 2020 

So, there is enough source material available for the production company to continue with the anime adaptation 

So through these it can be predicted that it's third season shall break all the records of anime

it is expected that Demon Slayer season 3 will continue to follow the story of Tanjiro Kamado, 

His sister Nezuko, and their comrades as they battle demons and uncover the mysteries of their world 

So as we know this 3rd part is going to premiere today 

The first episode will be premiere on Fuji TV in Japan use the VPN if you are travelling or not in Japan