A ritual marking the promotion of Prince Fumihito, the younger son of Emperor Akihito, to first in line to the throne will be held in April 2020, about a year after his father's abdication next spring, the government said Friday.The state occasion to be held on April 19, 2020, will notify the public that the 52-year-old prince has become "koshi," the title given to the first in line to the Chrysanthemum Throne. The 84-year-old emperor on April 30, 2019, will become the first living monarch to step down in Japan in about 200 years.Prime Minister Shinzo Abe announced the date of the ritual fo…READ FULL ARTICLE