Maybe they’ll find a way to live together, with their withering looks and disapproving glares.

But with the increase in status and the garnering of social media followers, it’s pretty clear the cat is out of the bag.

Your move, Grumpy Cat.

More famous than Grumpy: Whether she becomes more famous than Grumpy Cat remains to be seen

Exist in harmony: Perhaps one day Koyuki will be the subject of memes and T-shirts