Japan’s second in line to emperor’s throne comes of age amid succession debate

Teenage Prince Hisahito's elaborate ceremony overshadowed by questions over royal family's male-only succession rules

Japan has heralded the coming of age of Prince Hisahito with an elaborate ceremony at the Imperial Palace, where a succession crisis is brewing.

The nephew of Emperor Naruhito, Hisahito received a black silk and lacquer crown at Saturday's ceremony in Tokyo, which marks the beginning of his royal adult life.