The 1 yen coin can be used as a weight, because it weighs exactly one gram. Also, it can float on water.
19
There are 635,013,559,599 possible hands in a game of bridge.
39
The face of a penny can hold about thirty drops of water.
85
Couples' personalities converge over time to make partners more and more similar.
235
In Finland, Valentine's Day is called "Ystävänpäivä" which translates into "Friend's day".
4
A real estate agent's rule of thumb: To estimate what a house will sell for, ask the owner what its worth and subtract 10%.
24
It's impossible to sink in the Dead Sea without equipment!
72