Update, April 30, 5:04 p.m.
TOKYO -- Emperor Naruhito has vowed in his first address to fulfill his duty as a symbol of state and the people as defined under Japan's Constitution.
Naruhito announced his succession to the Chrysanthemum Throne in the address Wednesday, a day after his father abdicated.
He said he will keep in mind his father's devotion to peace and stay close to the people. Naruhito also said he feels solemn as thinks of the heavy weight of his responsibility.