its not cancelled and that isnt the final update, the series just undergoing hiatus due to the author health
Thank you!
The publisher, Square Enix, announced on Sept. 17th, 2024 that, due to Mr. BARZ not being in good health for some time, and after much discussion, they have decided to end the serialization.
Link to official announcement: https://www.manga-up.com/titles/824/chapters/275809
Oh very sad, hope he gets better soon
It seems this has been cancelled and 13.4 will be the final update (whenever that is).