Emperor Naruhito said Sunday he is "sincerely pleased" that art and cultural festivals are being held in Okinawa this year, the 50th anniversary of the southern island prefecture's reversion to Japan.The emperor said in a speech at the opening ceremony in Ginowan of the festivals that he hopes the events will "deepen the understanding of Okinawa among the public."The prefecture was the site of the biggest ground battle on Japanese soil during World War II that cost an estimated 200,000 lives, half of them civilians.His two-day visit to Okinawa with Empress Masako follows the 50th anniversar…READ FULL ARTICLE