Japanese Princess Mako (C-R) waves to Bhutanese well-wishers ahead of the opening ceremony for 'Japan Week' at the Clock Tower in Thimpu on June 2, 2017. Japanese Princess Mako, the oldest of Emperor Akihito's grandchildren, is on a nine-day official visit to Bhutan. / AFP PHOTO / DIPTENDU DUTTA (Photo credit should read DIPTENDU DUTTA/AFP/Getty Images)
Japanese Princess Mako looks on ahead of the opening ceremony for 'Japan Week' at the Clock Tower in the Bhutanese capital Thimpu on June 2, 2017. Japanese Princess Mako, the oldest of Emperor Akihito's grandchildren, is on a nine-day official visit to Bhutan. / AFP PHOTO / DIPTENDU DUTTA (Photo credit should read DIPTENDU DUTTA/AFP/Getty Images)
Japanese Princess Mako arrives ahead of the opening ceremony for 'Japan Week' at the Clock Tower in the Bhutanese capital Thimpu on June 2, 2017. Japanese Princess Mako, the oldest of Emperor Akihito's grandchildren, is on a nine-day official visit to Bhutan. / AFP PHOTO / DIPTENDU DUTTA (Photo credit should read DIPTENDU DUTTA/AFP/Getty Images)
Japanese Princess Mako meets Bhutanese schoolchildren due to perform at the opening ceremony for 'Japan Week' at the Clock Tower in Thimpu on June 2, 2017. Japanese Princess Mako, the oldest of Emperor Akihito's grandchildren, is on a nine-day official visit to Bhutan. / AFP PHOTO / DIPTENDU DUTTA (Photo credit should read DIPTENDU DUTTA/AFP/Getty Images)
Japanese Princess Mako waves to Bhutanese well-wishers ahead of the opening ceremony for 'Japan Week' at the Clock Tower in Thimpu on June 2, 2017. Japanese Princess Mako, the oldest of Emperor Akihito's grandchildren, is on a nine-day official visit to Bhutan. / AFP PHOTO / DIPTENDU DUTTA (Photo credit should read DIPTENDU DUTTA/AFP/Getty Images)
