Yotsuba's always thinking of the other sisters. Nino would've congratulated Miku or Ichika if they won. Plus Yotsuba only went back to her room when the waiting was supposed to over.. to pick her phone.. this is bad drama..
comments are rowdy today! so many conflicting opinions.
I vote for separation! They're too co-dependent on each other that there's no other purpose in their own lives.