A sports facility on Japan's western island of Shikoku has won the top prize of this year's Prix Versailles award in its category, being named "the world's most beautiful arena," the local government that runs it said Friday.The prize for Kagawa Prefectural Arena, designed by award-winning architectural firm SANAA, marks the first time a facility in Japan has received the highest honor in the sports or arena category, according to the Kagawa government.The multipurpose arena in Takamatsu city is located in an open space facing the Seto Inland Sea and consists of three gymnasiums that are "l…READ FULL ARTICLE