The 1 yen coin can be used as a weight, because it weighs exactly one gram. Also, it can float on water.
19
Domestic pigs average a top speed of about 11 miles per hour.
182
Japanese engineers were asked to redesign the front end of the Bullet Train because it carried enough speed to create a sonic boom whenever it exited a tunnel. Residents could feel the blast from miles away.
11
A couple from Bristol who had trouble selling their house, found out they had an original Banksy on their wall, and received twice the asking price by selling the painting with a house attached.
7