The 1 yen coin can be used as a weight, because it weighs exactly one gram. Also, it can float on water.
19
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
According to a Japanese poll in the year 2000, the Japanese believe that their best invention of the twentieth century was instant noodles.
6
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