(Self-proclaimed) god-in-training struggling to achieve his goal?!

A small child suddenly appears in front of Koutarou, a (genius) young potter.
The child has fluffy ears and tail, and turns out, he is a fox who is a "god-in-training"?!
The fox, Gin, stubbornly insists that he will stay with Koutarou for his training, and it see...