Ramza Title Movie does this, recommended by Lvl Up Design in this video
*You can find the plugin download link in his video comments. Currently using it since this morning, and it works just fine for MZ/MV.
It has now gotten to the point where I need detailed excel spreadsheets to track where every individual enemy on the map is, what type of enemy they are and how many rooms you need to pass through to make them respawn.
I'm simultaneously proud of my diligence and would never wish this torture on even my worst enemies.