Princess Mako of Akishino Visits Singapore And Bhutan on May 31, 2017 in Tokyo Japan.

Princess Mako, the granddaughter of Japanese Emperor Akihito and Empress Michiko, leaves her residence in central Tokyo on May 31, 2017, for a nine-day official visit to Bhutan, during which she is expected to meet with King Jigme Khesar Namgyel Wangchuck.

Princess Mako, the granddaughter of Japanese Emperor Akihito and Empress Michiko, leaves Tokyo's Haneda airport on May 31, 2017, for a nine-day official visit to Bhutan, during which she is expected to meet with King Jigme Khesar Namgyel Wangchuck.

Princess Mako of Akishino is seen on departure at her residence on May 31, 2017 in Tokyo Japan.

Japanese Princess Mako arrives at Paro International Airport in Paro on June 1, 2017, at the start of her nine-day official visit to Bhutan.



Japanese Princess Mako (R) is welcomed by Bhutan's Princess Euphelma (L) at Paro International Airport in Paro on June 1, 2017, at the start of her nine-day official visit to Bhutan.

Japanese Princess Mako is welcomed at Paro International Airport in Paro on June 1, 2017, at the start of her nine-day official visit to Bhutan.

 Japanese Princess Mako, the oldest of Emperor Akihito's grandchildren, arrived for a nine-day official visit to Bhutan, during which she is expected to meet with Bhutan's King Jigme Khesar Namgyel Wangchuck and Queen Jetsun Pema.

Japanese Princess Mako (R) is welcomed by Bhutan's Princess Euphelma (L) at Paro International Airport in Paro on June 1, 2017, at the start of her nine-day official visit to Bhutan.

Japanese Princess Mako (R) is welcomed by Bhutan's Princess Euphelma (L) at Paro International Airport in Paro on June 1, 2017, at the start of her nine-day official visit to Bhutan. Japanese Princess Mako, the oldest of Emperor Akihito's grandchildren, is expected to meet with Bhutan's King and Queen.

Japanese Princess Mako (R), the first grandchild of Emperor Akihito, poses for photos with Bhutan's Princess Eeuphelma Choden Wangchuck (L) at Paro International Airport, near Bhutan's capital Thimphu, on June 1, 2017 upon her arrival for a nine-day visit. It is the third official visit abroad by the 25-year-old princess, the eldest daughter of Prince Akishino and Princess Kiko, who will soon become engaged to a university classmate who now works as a paralegal at a Tokyo law firm.

Japanese Princess Mako (R), the first grandchild of Emperor Akihito, poses for photos with Bhutan's Princess Eeuphelma Choden Wangchuck (L) at Paro International Airport near Bhutan's capital Thimphu, on June 1, 2017 upon her arrival for a nine-day visit.

Japanese Princess Mako (R), the first grandchild of Emperor Akihito, walks with Bhutan's Princess Eeuphelma Choden Wangchuck (L) at Paro International Airport near Bhutan's capital Thimphu on June 1, 2017 upon her arrival for a nine-day visit.

Japanese Princess Mako (R), the first grandchild of Emperor Akihito, walks with Bhutan's Princess Eeuphelma Choden Wangchuck at Paro International Airport near Bhutan's capital Thimphu on June 1, 2017 upon her arrival for a nine-day visit.

Princess Mako of Akishino is seen at Haneda International Airport on May 31, 2017 in Tokyo Japan.

Japanese Princess Mako (C) is welcomed by Bhutanese delegates at a Folk Heritage Museum in Thimpu on June 1, 2017. Japanese Princess Mako, the oldest of Emperor Akihito's grandchildren, is on a nine-day official visit to Bhutan, which she is expected to meet with Bhutan's King Jigme Khesar Namgyel Wangchuck and Queen Jetsun Pema.

Japanese Princess Mako (C) is welcomed by Bhutanese delegates at a Folk Heritage Museum in Thimpu on June 1, 2017.

Japanese Princess Mako (C) is welcomed by Bhutanese delegates at a Folk Heritage Museum in Thimpu on June 1, 2017.

Japanese Princess Mako (C) is welcomed by Bhutanese delegates at a Folk Heritage Museum in Thimpu on June 1, 2017.

Japanese Princess Mako (C) is welcomed by Bhutanese delegates at a Folk Heritage Museum in Thimpu on June 1, 2017. Japanese Princess is on a nine-day official visit to Bhutan, during which she is expected to meet with King and Queen of  Bhutan.

Japanese Princess Mako (C) is welcomed by Bhutanese delegates at a Folk Heritage Museum in Thimpu on June 1, 2017.

Japanese Princess Mako of Akishino visit the Folk Heritage Museum on June 1, 2017 in Thimphu, Bhutan.

Japanese Princess Mako of Akishino (R) is welcomed by Princess Eeuphelma Choden Wangchuck (L) on arrival at Paro International Airport on June 1, 2017 in Paro, Bhutan.

Japanese Princess Mako (L), the first grandchild of Emperor Akihito, observes Bhutanese culture at the Folk Heritage Museum in Thimphu, on June 1, 2017. The 25-year-old princess, who will soon become engaged to a university classmate who now works as a paralegal at a Tokyo law firm, arrived in Bhutan that day on a nine-day official visit.

Japanese Princess Mako (R), the first grandchild of Emperor Akihito, observes Bhutanese culture at the Folk Heritage Museum in Thimphu, on June 1, 2017.

Japanese Princess Mako (C), the first grandchild of Emperor Akihito, observes Bhutanese culture at the Folk Heritage Museum in Thimphu, on June 1, 2017.