Japan is living up to its reputation as a safe country with the World Exposition, where only four of the 12 million visitors have been pickpocketed.
Assuming all were real thefts and there were no unreported cases, it means that 0.00003 percent of Expo visitors in four months have been pickpocketed.
He said the site is under the constant watch of 1,000 security guards, 200 police officers and hundreds of surveillance cameras.
The 21st century's first World Exposition has also put to work security robots, which can detect bombs and shoot paint bullets to keep order.

via Yahoo News