If Cats Disappeared from the World (世界から猫が消えたなら), Akira Nagai, 2016

A postman learns that he doesnt have much time left to live due to a terminal illness. A devil then appears in front of him and offers to extend his life if he picks something in the world that will disappear. The man thinks about his relationships with exfriends, exlovers, relatives, and colleagues who will be sincerely sad when he dies.