A little bit more info:
Miyako's qualities include: Big appitite, Becomes guilty easily, great reasonign skills, speaks her mind, dosent like single attention, unmerciful in some ways, nice pair of lungs( she screams like a banshee.)
Misaki's traits in clude: Alot of courage, physcological understanding, very bad reasoning, lazy & hesitaint, one track mind, somewhat cruel.
Thye are basicly Yako except split, if you cathc my drift.. they make up for what the other lacks.