Crown Prince Naruhito, the heir to the Japanese throne, arrived in Copenhagen on Thursday for a weeklong visit to Denmark to celebrate 150 years of diplomatic ties between the two countries.The crown prince's trip comes a week after Japan's parliament enacted a special law to allow his father, 83-year-old Emperor Akihito, to abdicate within three years after its promulgation.On Friday, the crown prince is scheduled to attend the opening ceremony of an exhibition focusing on the relationship between Japan and the Danish royal family.The 57-year-old crown prince will visit a school for Japane…READ FULL ARTICLE