PSA for anyone that missed previous threads: don't watch Danganronpa 3 if you are anime only, you are only going to be confused and you'll be spoiled of mayor plot developments :
How to Watch Danganronpa? Easy Watch Order Guide
Danganronpa Anime Watch Order: TV Series & OVA - OtakuKart
What Is The Right Order To Watch Danganronpa Anime? | Geeks