The 1 yen coin can be used as a weight, because it weighs exactly one gram. Also, it can float on water.
19
Japanese schools do not have proms.
-21
In Japan, more adult diapers are sold than baby diapers.
50
The first foreigner to become a samurai was an African slave.
26
In 2012, as phone booths become increasingly obsolete because of mobile phones, a Japanese artist has turned several booths in Osaka into aquariums.
7
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