Imperial Family of Japan News Regarding Their Imperial Highnesses Prince Akishino and Princess Kiko of Japan. (VIDEOS) August 10, 2013 Alexandra On Saturday, August 10, 2013, Their Imperial Highnesses Prince Akishino and Princess Kiko of Japan along with their son, Prince Hisahito, visited the Fukui Prefectural Dinosaur Museum in Katsuyama, Japan. Like this:Like Loading...