The Japanese, on average, are the shortest people.
320
Japan has the most vending machines in the world (5.52 million) which is more than the population of New Zealand.
7
Macaques monkeys in Japan learned to steal purses and wallets, take out the coins, and use them to buy drinks and snacks from vending machines.
26
The 1 yen coin can be used as a weight, because it weighs exactly one gram. Also, it can float on water.
19