All 3 of these girls have glaring flaws, and frankly shouldn't be in relationships with anyone.
Yuni is weak-willed and fickle. She lacks the determination to not be swayed by the moment. Once a cheater, always a cheater.
Nanase is aloof and neglectful. She lacks protective instinct, and doesn't do enough to keep her partner interested and feeling loved.
Fuuko is a psychopath, manipulator, and homewrecker. Her twisted delusions of true love lead her to act irrationally without regard for others. She's also highly jealous and clingy and couldn't keep that from ruining a relationship even if she dated someone who wasn't already taken.
They don't need each other. They need therapy.
An absolutely monumental miracle setup that defies all odds, followed by the biggest fumble the entire universe has ever seen.
Sappho herself is spinning in her grave fast enough to ignite the surrounding Earth into a cataclysmic wave of lava.
64 dollars and 34 cents to be precise.
Japan's dairy farmers have a hard time keeping up with demand. Factor that into a general high cost of living, cost of refrigeration, processing, and transportation, and you have a recipe for expensive ice cream.