There are more elderly people than children
Japan has the world's oldest population. Adult diapers outsell baby diapers. Vending machines selling everything from hot soup to umbrellas exist partly because labor is scarce.
Tip: Robot restaurants and automated hotels aren't gimmicks — they're solutions to a real workforce shortage.
Kit Kats are a national obsession
Japan has produced over 300 Kit Kat flavors including wasabi, sake, sweet potato, and matcha. The name sounds like 'kitto katsu' (you will surely win), making them popular good-luck gifts for students before exams.
There's an island overrun by rabbits
Ōkunoshima, a small island in Hiroshima Prefecture, is home to hundreds of wild rabbits. Visitors come specifically to be swarmed by friendly bunnies. The island also has a dark history as a WWII poison gas factory.