The E-Sylum: Volume 4, Number 49, December 2, 2001, Article 13
JAPANESE "WHERE'S GEORGE"
While we're on the subject of tracking notes by their
serial numbers, the "Where's George" site, which allows
users to record the serial numbers of U.S. bills passing
through their hands (http://www.wheresgeorge.com/)
now has a Japanese counterpart:
http://www.osatsu.net/index-EN.cfm