Motoyori Nagai won the bronze award
http://www.moriseiki.com/dreamcontest/jp/awards/6-4-3.html (Japanese)
Motoyori Nagai（永井元頼）, my elder brother, is an engineering technician in Japan. He won the bronze award of Mori Seiki (http://www.moriseiki.com/english/index.html)the Cutting Dream Contest Award.
He said the clapper and the other parts of the bell are made from one same solid brass blank.
It creates a beautiful sound also.
