The Japanese macaque, also known as the snow monkey, is the northernmost-living non-human primate and is famous for its habit of bathing in hot springs during the winter.

The Japanese weasel is a small carnivorous mammal that is common throughout Japan and is known for its agility and ferocity.

The Japanese flying squirrel is a small arboreal mammal that is native to Japan's forests and is known for its gliding ability.