Tokyo, Nov. 22 (Jiji Press)–Japanese Crown Princess Kiko and her son, Prince Hisahito, visited the remote Tokyo island of Izu Oshima in the Pacific on Saturday partly to mourn victims of a natural disaster. After arriving in the island by ship, they visited a cenotaph for those who lost their lives in the landslides caused by a typhoon in October 2013. Crown Princess Kiko and Prince Hisahi…