Gen the corgi is a very good boy who lives with his owners in Japan. And while he is derpy to an unbearably adorable degree, it is bittersweet. Gen was born with hereditary chronic renal failure which has a number of unfortunate symptoms in addition to the convulsive seizures he was born with. But you wouldn’t know it from his attitude and at 5 years-old he’s already surpassed many expectations. “A dog is family,” his owner says.