Thread:BlueFlames276/@comment-24053170-20190830011654

Chapter 118 is not the final chapter and here is the evidence to prove it-

https://www.animenewsnetwork.com/news/2019-08-27/boarding-school-juliet-manga-ends-on-september-4/.150443

The final chapter will be released next week on September 4th.

This is official confirmation, so the edit to the page was incorrect.

It doesn't say its an extra chapter either, it says that the next one is the final one. 