The 1 yen coin can be used as a weight, because it weighs exactly one gram. Also, it can float on water.
19
In Japan, watermelons are grown into the shape of a square so they are easier to stack and transport.
108
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
In Japan, it is tradition for husbands to get a monthly allowance from their wives.
6
The Gate Tower Building skyscraper in Japan has a highway passing through its fifth, sixth and seventh floors.
7
Japan is the largest exporter of frog's legs.
114
The Japanese, on average, are the shortest people.
320
The first foreigner to become a samurai was an African slave.
26