This large Japanese bell was constructed by Masahiko Katori in 1964 and was donated to the park by the Greek embassy. Note the world map without borders covering the bell which symbolizes world peace. Visitors are welcome to come and ring the bell.
Wikipedia http://en.wikipedia.org/wiki/Hiroshima_Peace_Memorial_Park#Peace_Bells
More information http://www.pcf.city.hiroshima.jp/virtual/VirtualMuseum_e/tour_e/ireihi/tour_08_e.html
Address Hiroshima, Japan
Coordinates 34°23'41.513" N 132°27'8.629" E