Japan is famous for its rich traditions and futuristic cities, but it is also a nation bursting with unbelievable wildlife. On this journey from the archipelago’s harsh winters through the summer mating season, meet endemic species like bears, raccoons, crabs, flying squirrels, foxes and eagles. Witness never-before-seen footage of Japanese cranes’ courting ritual, the spawning of the endangered Japanese giant salamander, battles between Ezo sables, and the flight of the Sika deer.