King Carl Gustaf of Sweden and Crown Princess Victoria of Sweden and King Jigme Khesar Namgyel Wangchuck attend the Enthronement Ceremony of Emperor Naruhito at the Imperial Palace in Tokyo, Japan on October 22, 2019. Photo by Robin Utrecht/ABACAPRESS.COM

Prince Mateen of Brunei, Sultan of Brunei Hassanal Bolkiah and King Carl Gustaf of Sweden attend the Enthronement Ceremony of Emperor Naruhito at the Imperial Palace in Tokyo, Japan on October 22, 2019. Photo by Robin Utrecht/ABACAPRESS.COM

22-10-2019 Inhuldiging Enthronement ceremony of Emperor Naruhito of Japan in Tokyo. Prince Haakon arrives at the Imperial Palace to attend the proclamation ceremony of Japans Emperor in Tokyo, Japan. . fot. Face to Face/REPORTER

22-10-2019 Inhuldiging Enthronement ceremony of Emperor Naruhito of Japan in Tokyo. Prince Haakon arrives at the Imperial Palace to attend the proclamation ceremony of Japans Emperor in Tokyo, Japan. . fot. Face to Face/REPORTER

22-10-2019 Inhuldiging Enthronement ceremony of Emperor Naruhito of Japan in Tokyo. Queen Letizia and King Felipe arrives at the Imperial Palace to attend the proclamation ceremony of Japans Emperor in Tokyo, Japan. . fot. Face to Face/REPORTER

22-10-2019 Inhuldiging Enthronement ceremony of Emperor Naruhito of Japan in Tokyo. Queen Letizia and King Felipe arrives at the Imperial Palace to attend the proclamation ceremony of Japans Emperor in Tokyo, Japan. . fot. Face to Face/REPORTER

22-10-2019 Inhuldiging Enthronement ceremony of Emperor Naruhito of Japan in Tokyo. Queen Maxima and King Willem-Alexander arrives at the Imperial Palace to attend the proclamation ceremony of Japans Emperor in Tokyo, Japan. . fot. Face to Face/REPORTER

22-10-2019 Inhuldiging Enthronement ceremony of Emperor Naruhito of Japan in Tokyo. Queen Maxima and King Willem-Alexander arrives at the Imperial Palace to attend the proclamation ceremony of Japans Emperor in Tokyo, Japan. . fot. Face to Face/REPORTER

22-10-2019 Inhuldiging Enthronement ceremony of Emperor Naruhito of Japan in Tokyo. Queen Maxima and King Willem-Alexander arrives at the Imperial Palace to attend the proclamation ceremony of Japans Emperor in Tokyo, Japan. . fot. Face to Face/REPORTER

22-10-2019 Inhuldiging Enthronement ceremony of Emperor Naruhito of Japan in Tokyo. Queen Maxima and King Willem-Alexander arrives at the Imperial Palace to attend the proclamation ceremony of Japans Emperor in Tokyo, Japan. . fot. Face to Face/REPORTER

22-10-2019 Inhuldiging Enthronement ceremony of Emperor Naruhito of Japan in Tokyo. Princess Victoria and King Carl Gustaf arrives at the Imperial Palace to attend the proclamation ceremony of Japans Emperor in Tokyo, Japan. . fot. Face to Face/REPORTER

22-10-2019 Inhuldiging Enthronement ceremony of Emperor Naruhito of Japan in Tokyo. Princess Victoria and King Carl Gustaf arrives at the Imperial Palace to attend the proclamation ceremony of Japans Emperor in Tokyo, Japan. . fot. Face to Face/REPORTER

22-10-2019 Inhuldiging Enthronement ceremony of Emperor Naruhito of Japan in Tokyo. Princess Victoria arrives at the Imperial Palace to attend the proclamation ceremony of Japans Emperor in Tokyo, Japan. . fot. Face to Face/REPORTER

22-10-2019 Gala Queen Maxima and King Willem-Alexander arrive at the Imperial Palace for the Court Banquets, the 'Kyoen-no-gi' banquet, after the ceremony of the enthronement of Emperor Naruhito in Tokyo, Japan . fot. Face to Face/REPORTER

22-10-2019 Gala Queen Maxima and King Willem-Alexander arrive at the Imperial Palace for the Court Banquets, the 'Kyoen-no-gi' banquet, after the ceremony of the enthronement of Emperor Naruhito in Tokyo, Japan . fot. Face to Face/REPORTER

22-10-2019 Gala Queen Maxima and King Willem-Alexander arrive at the Imperial Palace for the Court Banquets, the 'Kyoen-no-gi' banquet, after the ceremony of the enthronement of Emperor Naruhito in Tokyo, Japan . fot. Face to Face/REPORTER

22-10-2019 Inhuldiging Enthronement ceremony of Emperor Naruhito of Japan in Tokyo. Royals at the Imperial Palace to attend the proclamation ceremony of Japans Emperor in Tokyo, Japan. Princess Victoria and King Carl Gustaf and Brunei's Sultan Hassanal Bolkiah . fot. Face to Face/REPORTER

22-10-2019 Inhuldiging Enthronement ceremony of Emperor Naruhito of Japan in Tokyo. Royals at the Imperial Palace to attend the proclamation ceremony of Japans Emperor in Tokyo, Japan. King Felipe and Queen Letizia . fot. Face to Face/REPORTER

22-10-2019 Inhuldiging Enthronement ceremony of Emperor Naruhito of Japan in Tokyo. Royals at the Imperial Palace to attend the proclamation ceremony of Japans Emperor in Tokyo, Japan. Queen Mathilde, King Felipe and Queen Letizia . fot. Face to Face/REPORTER

22-10-2019 Gala Prince Albert of Monaco arrive at the Imperial Palace for the Court Banquets, the 'Kyoen-no-gi' banquet, after the ceremony of the enthronement of Emperor Naruhito in Tokyo, Japan . fot. Face to Face/REPORTER

22-10-2019 Inhuldiging Enthronement ceremony of Emperor Naruhito of Japan in Tokyo. Princess Victoria arrives at the Imperial Palace to attend the proclamation ceremony of Japans Emperor in Tokyo, Japan. . fot. Face to Face/REPORTER

22-10-2019 Gala Grand Duke Henri of Luxembourg arrive at the Imperial Palace for the Court Banquets, the 'Kyoen-no-gi' banquet, after the ceremony of the enthronement of Emperor Naruhito in Tokyo, Japan . fot. Face to Face/REPORTER

22-10-2019 Gala Princess Victoria arrive at the Imperial Palace for the Court Banquets, the 'Kyoen-no-gi' banquet, after the ceremony of the enthronement of Emperor Naruhito in Tokyo, Japan . fot. Face to Face/REPORTER

22-10-2019 Inhuldiging Enthronement ceremony of Emperor Naruhito of Japan in Tokyo. Princess Victoria arrives at the Imperial Palace to attend the proclamation ceremony of Japans Emperor in Tokyo, Japan. . fot. Face to Face/REPORTER

22-10-2019 Gala Royals arrive at the Imperial Palace for the Court Banquets, the 'Kyoen-no-gi' banquet, after the ceremony of the enthronement of Emperor Naruhito in Tokyo, Japan Princess Victoria and King Carl Gustaf . fot. Face to Face/REPORTER

22-10-2019 Gala Royals arrive at the Imperial Palace for the Court Banquets, the 'Kyoen-no-gi' banquet, after the ceremony of the enthronement of Emperor Naruhito in Tokyo, Japan Queen Maxima . fot. Face to Face/REPORTER

22-10-2019 Gala Royals arrive at the Imperial Palace for the Court Banquets, the 'Kyoen-no-gi' banquet, after the ceremony of the enthronement of Emperor Naruhito in Tokyo, Japan Queen Maxima and King Willem-Alexander . fot. Face to Face/REPORTER

22-10-2019 Gala Royals arrive at the Imperial Palace for the Court Banquets, the 'Kyoen-no-gi' banquet, after the ceremony of the enthronement of Emperor Naruhito in Tokyo, Japan Queen Maxima and King Willem-Alexander . fot. Face to Face/REPORTER

22-10-2019 Gala Royals arrive at the Imperial Palace for the Court Banquets, the 'Kyoen-no-gi' banquet, after the ceremony of the enthronement of Emperor Naruhito in Tokyo, Japan Queen Maxima and King Willem-Alexander . fot. Face to Face/REPORTER

22-10-2019 Gala Royals arrive at the Imperial Palace for the Court Banquets, the 'Kyoen-no-gi' banquet, after the ceremony of the enthronement of Emperor Naruhito in Tokyo, Japan Queen Maxima and King Willem-Alexander . fot. Face to Face/REPORTER

22-10-2019 Gala Royals arrive at the Imperial Palace for the Court Banquets, the 'Kyoen-no-gi' banquet, after the ceremony of the enthronement of Emperor Naruhito in Tokyo, Japan Queen Letizia . fot. Face to Face/REPORTER

22-10-2019 Gala Royals arrive at the Imperial Palace for the Court Banquets, the 'Kyoen-no-gi' banquet, after the ceremony of the enthronement of Emperor Naruhito in Tokyo, Japan Queen Maxima and King Willem-Alexander . fot. Face to Face/REPORTER

22-10-2019 Gala Royals arrive at the Imperial Palace for the Court Banquets, the 'Kyoen-no-gi' banquet, after the ceremony of the enthronement of Emperor Naruhito in Tokyo, Japan Queen Letizia and King Felipe . fot. Face to Face/REPORTER

22-10-2019 Gala Royals arrive at the Imperial Palace for the Court Banquets, the 'Kyoen-no-gi' banquet, after the ceremony of the enthronement of Emperor Naruhito in Tokyo, Japan Prince Charles . fot. Face to Face/REPORTER

22-10-2019 Gala Royals arrive at the Imperial Palace for the Court Banquets, the 'Kyoen-no-gi' banquet, after the ceremony of the enthronement of Emperor Naruhito in Tokyo, Japan Prince Charles . fot. Face to Face/REPORTER

22-10-2019 Gala Royals arrive at the Imperial Palace for the Court Banquets, the 'Kyoen-no-gi' banquet, after the ceremony of the enthronement of Emperor Naruhito in Tokyo, Japan Former French President Nicolas Sarkozy . fot. Face to Face/REPORTER

22-10-2019 Gala Royals arrive at the Imperial Palace for the Court Banquets, the 'Kyoen-no-gi' banquet, after the ceremony of the enthronement of Emperor Naruhito in Tokyo, Japan Prince Haakon . fot. Face to Face/REPORTER

22-10-2019 Gala Royals arrive at the Imperial Palace for the Court Banquets, the 'Kyoen-no-gi' banquet, after the ceremony of the enthronement of Emperor Naruhito in Tokyo, Japan . fot. Face to Face/REPORTER

22-10-2019 Gala Royals arrive at the Imperial Palace for the Court Banquets, the 'Kyoen-no-gi' banquet, after the ceremony of the enthronement of Emperor Naruhito in Tokyo, Japan Princess Victoria and King Carl Gustaf . fot. Face to Face/REPORTER

22-10-2019 Gala Royals arrive at the Imperial Palace for the Court Banquets, the 'Kyoen-no-gi' banquet, after the ceremony of the enthronement of Emperor Naruhito in Tokyo, Japan Princess Victoria and King Carl Gustaf . fot. Face to Face/REPORTER

22-10-2019 Gala Royals arrive at the Imperial Palace for the Court Banquets, the 'Kyoen-no-gi' banquet, after the ceremony of the enthronement of Emperor Naruhito in Tokyo, Japan Queen Maxima . fot. Face to Face/REPORTER

22-10-2019 Gala Royals arrive at the Imperial Palace for the Court Banquets, the 'Kyoen-no-gi' banquet, after the ceremony of the enthronement of Emperor Naruhito in Tokyo, Japan Queen Maxima and King Willem-Alexander . fot. Face to Face/REPORTER

22-10-2019 Gala Royals arrive at the Imperial Palace for the Court Banquets, the 'Kyoen-no-gi' banquet, after the ceremony of the enthronement of Emperor Naruhito in Tokyo, Japan . fot. Face to Face/REPORTER

22-10-2019 Gala Royals arrive at the Imperial Palace for the Court Banquets, the 'Kyoen-no-gi' banquet, after the ceremony of the enthronement of Emperor Naruhito in Tokyo, Japan Brunei's Sultan Hassanal Bolkiah and his son prince Abdul Mateen . fot. Face to Face/REPORTER

22-10-2019 Gala Royals arrive at the Imperial Palace for the Court Banquets, the 'Kyoen-no-gi' banquet, after the ceremony of the enthronement of Emperor Naruhito in Tokyo, Japan . fot. Face to Face/REPORTER

22-10-2019 Gala Royals arrive at the Imperial Palace for the Court Banquets, the 'Kyoen-no-gi' banquet, after the ceremony of the enthronement of Emperor Naruhito in Tokyo, Japan Brunei's Sultan Hassanal Bolkiah and his son prince Abdul Mateen . fot. Face to Face/REPORTER

22-10-2019 Gala Royals arrive at the Imperial Palace for the Court Banquets, the 'Kyoen-no-gi' banquet, after the ceremony of the enthronement of Emperor Naruhito in Tokyo, Japan Princess Victoria and King Carl Gustaf . fot. Face to Face/REPORTER

22-10-2019 Gala Royals arrive at the Imperial Palace for the Court Banquets, the 'Kyoen-no-gi' banquet, after the ceremony of the enthronement of Emperor Naruhito in Tokyo, Japan . fot. Face to Face/REPORTER

22-10-2019 Gala Royals arrive at the Imperial Palace for the Court Banquets, the 'Kyoen-no-gi' banquet, after the ceremony of the enthronement of Emperor Naruhito in Tokyo, Japan Brunei's Sultan Hassanal Bolkiah and his son prince Abdul Mateen . fot. Face to Face/REPORTER

22-10-2019 Gala Royals arrive at the Imperial Palace for the Court Banquets, the 'Kyoen-no-gi' banquet, after the ceremony of the enthronement of Emperor Naruhito in Tokyo, Japan Brunei's Sultan Hassanal Bolkiah and his son prince Abdul Mateen . fot. Face to Face/REPORTER

22-10-2019 Gala Queen Maxima and King Willem-Alexander arrive at the Imperial Palace for the Court Banquets, the 'Kyoen-no-gi' banquet, after the ceremony of the enthronement of Emperor Naruhito in Tokyo, Japan . fot. Face to Face/REPORTER

22-10-2019 Gala Queen Maxima and King Willem-Alexander arrive at the Imperial Palace for the Court Banquets, the 'Kyoen-no-gi' banquet, after the ceremony of the enthronement of Emperor Naruhito in Tokyo, Japan . fot. Face to Face/REPORTER

22-10-2019 Gala Queen Maxima and King Willem-Alexander arrive at the Imperial Palace for the Court Banquets, the 'Kyoen-no-gi' banquet, after the ceremony of the enthronement of Emperor Naruhito in Tokyo, Japan . fot. Face to Face/REPORTER

22-10-2019 Gala Queen Maxima and King Willem-Alexander arrive at the Imperial Palace for the Court Banquets, the 'Kyoen-no-gi' banquet, after the ceremony of the enthronement of Emperor Naruhito in Tokyo, Japan . fot. Face to Face/REPORTER

TOKYO, JAPAN - OCTOBER 22 : Brazil's President Jair Bolsonaro (C) arrives at the Imperial Palace to attend the proclamation ceremony of Japan's Emperor Naruhito in Tokyo, Japan October 22, 2019. AP Photo/Koji Sasahara/Pool / Anadolu Agency/ABACAPRESS.COM

TOKYO, JAPAN - OCTOBER 22 : Japan's Prime Minister Shinzo Abe (Front) walks past Japan's Emperor Naruhito (Rear) during a ceremony where emperor officially proclaims his enthronement to the world at the Imperial Palace in Tokyo, Japan, October 22, 2019. Reuters/Issei Kato/Pool / Anadolu Agency/ABACAPRESS.COM

TOKYO, JAPAN - OCTOBER 22 : Japan's Prime Minister Shinzo Abe (Front) bows in front of Japan's Emperor Naruhito (Rear) during a ceremony where emperor officially proclaims his enthronement to the world at the Imperial Palace in Tokyo, Japan, October 22, 2019. Reuters/Issei Kato/Pool / Anadolu Agency/ABACAPRESS.COM

TOKYO, JAPAN - OCTOBER 22 : Japan's Emperor Naruhito (Rear) speaks as Japan's Prime Minister Shinzo Abe (Front) is seen during a ceremony where emperor officially proclaims his enthronement to the world at the Imperial Palace in Tokyo, Japan, October 22, 2019. Reuters/Issei Kato/Pool / Anadolu Agency/ABACAPRESS.COM

TOKYO, JAPAN - OCTOBER 22 : Japan's Emperor Naruhito (Rear) speaks as Japan's Prime Minister Shinzo Abe (Front) is seen during a ceremony where emperor officially proclaims his enthronement to the world at the Imperial Palace in Tokyo, Japan, October 22, 2019. Reuters/Issei Kato/Pool / Anadolu Agency/ABACAPRESS.COM

TOKYO, JAPAN - OCTOBER 22 : Japan's Emperor Naruhito (Rear) speaks as Japan's Prime Minister Shinzo Abe (Front) is seen during a ceremony where emperor officially proclaims his enthronement to the world at the Imperial Palace in Tokyo, Japan, October 22, 2019. Reuters/Issei Kato/Pool / Anadolu Agency/ABACAPRESS.COM

TOKYO, JAPAN - OCTOBER 22 : Japan's Prime Minister Shinzo Abe (Front) raises his hands as he shouts ??sbanzai??? or cheers in front of Japan's Emperor Naruhito (Rear) during a ceremony where emperor officially proclaims his enthronement to the world at the Imperial Palace in Tokyo, Japan, October 22, 2019. Reuters/Issei Kato/Pool / Anadolu Agency/ABACAPRESS.COM

TOKYO, JAPAN - OCTOBER 22 : Japan's Prime Minister Shinzo Abe (Front) raises his hands as he shouts ??sbanzai??? or cheers in front of Japan's Emperor Naruhito (Rear) during a ceremony where emperor officially proclaims his enthronement to the world at the Imperial Palace in Tokyo, Japan, October 22, 2019. Reuters/Issei Kato/Pool / Anadolu Agency/ABACAPRESS.COM

TOKYO, JAPAN - OCTOBER 22 : Japan's Prime Minister Shinzo Abe (Front) raises his hands as he shouts ??sbanzai??? or cheers in front of Japan's Emperor Naruhito (Rear) during a ceremony where emperor officially proclaims his enthronement to the world at the Imperial Palace in Tokyo, Japan, October 22, 2019. Reuters/Issei Kato/Pool / Anadolu Agency/ABACAPRESS.COM

TOKYO, JAPAN - OCTOBER 22 : Japan's Emperor Naruhito makes his appearance during a ceremony where emperor officially proclaims his enthronement to the world at the Imperial Palace in Tokyo, Japan, October 22, 2019. Reuters/Issei Kato/Pool / Anadolu Agency/ABACAPRESS.COM

TOKYO, JAPAN - OCTOBER 22 : Japan's Emperor Naruhito makes his appearance during a ceremony where emperor officially proclaims his enthronement to the world at the Imperial Palace in Tokyo, Japan, October 22, 2019. Reuters/Issei Kato/Pool / Anadolu Agency/ABACAPRESS.COM

TOKYO, JAPAN - OCTOBER 22 : Japan's Emperor Naruhito attends a ceremony where he officially proclaims his enthronement to the world at the Imperial Palace in Tokyo, Japan, October 22, 2019. Reuters/Issei Kato/Pool / Anadolu Agency/ABACAPRESS.COM

TOKYO, JAPAN - OCTOBER 22 : Japan's Emperor Naruhito attends a ceremony where he officially proclaims his enthronement to the world at the Imperial Palace in Tokyo, Japan, October 22, 2019. Reuters/Issei Kato/Pool / Anadolu Agency/ABACAPRESS.COM

TOKYO, JAPAN - OCTOBER 22 : Japan's Emperor Naruhito attends a ceremony where he officially proclaims his enthronement to the world at the Imperial Palace in Tokyo, Japan, October 22, 2019. Reuters/Issei Kato/Pool / Anadolu Agency/ABACAPRESS.COM

TOKYO, JAPAN - OCTOBER 22 : Japan's Emperor Naruhito attends a ceremony where he officially proclaims his enthronement to the world at the Imperial Palace in Tokyo, Japan, October 22, 2019. Reuters/Issei Kato/Pool / Anadolu Agency/ABACAPRESS.COM

TOKYO, JAPAN - OCTOBER 22 : Japan's Empress Masako makes her appearance during a ceremony to proclaim Emperor Naruhito's enthronement to the world at the Imperial Palace in Tokyo, Japan, October 22, 2019. Reuters/Issei Kato/Pool / Anadolu Agency/ABACAPRESS.COM

TOKYO, JAPAN - OCTOBER 22 : Japan's Empress Masako makes her appearance during a ceremony to proclaim Emperor Naruhito's enthronement to the world at the Imperial Palace in Tokyo, Japan, October 22, 2019. Reuters/Issei Kato/Pool / Anadolu Agency/ABACAPRESS.COM

TOKYO, JAPAN - OCTOBER 22 : Emperor Naruhito (L) delivers his speech as Empress Masako (2nd L), Prime Minister Shinzo Abe (R) and other officials attend the enthronement ceremony where emperor officially proclaims his enthronement to the world at the Imperial Palace in Tokyo, Japan, October 22, 2019. Kazuhiro NOGI / POOL / AFP / Anadolu Agency/ABACAPRESS.COM

TOKYO, JAPAN - OCTOBER 22 : Japan's Prime Minister Shinzo Abe (R) shouts banzai cheer for Emperor Naruhito (top L) and Empress Masako during the enthronement ceremony where emperor officially proclaims his enthronement to the world at the Imperial Palace in Tokyo, Japan, October 22, 2019. Kazuhiro NOGI / POOL / AFP / Anadolu Agency/ABACAPRESS.COM

TOKYO, JAPAN - OCTOBER 22 : Japan's Emperor Naruhito (L) and Empress Masako (2nd L) attend the enthronement ceremony where emperor officially proclaims his enthronement to the world at the Imperial Palace in Tokyo, Japan, October 22, 2019. Kazuhiro NOGI / POOL / AFP / Anadolu Agency/ABACAPRESS.COM

TOKYO, JAPAN - OCTOBER 22 : Japan's Emperor Naruhito (C) leaves the state room (Matsu-no-Ma) at the end of the enthronement ceremony where emperor officially proclaims his enthronement to the world at the Imperial Palace in Tokyo, Japan, October 22, 2019. Kazuhiro NOGI / POOL / AFP / Anadolu Agency/ABACAPRESS.COM

TOKYO, JAPAN - OCTOBER 22 : Japan's Emperor Naruhito (C) leaves the state room (Matsu-no-Ma) at the end of the enthronement ceremony where emperor officially proclaims his enthronement to the world at the Imperial Palace in Tokyo, Japan, October 22, 2019. Kazuhiro NOGI / POOL / AFP / Anadolu Agency/ABACAPRESS.COM

TOKYO, JAPAN - OCTOBER 22 : Japan's Emperor Naruhito leaves following a ceremony to proclaim where emperor officially proclaims his enthronement to the world at the Imperial Palace in Tokyo, Japan, October 22, 2019. Reuters/Issei Kato/Pool / Anadolu Agency/ABACAPRESS.COM

TOKYO, JAPAN - OCTOBER 22 : Japan's Crown Prince Akishino arrives for a ceremony to proclaim Emperor Naruhito's enthronement to the world, called Sokuirei-Seiden-no-gi, at the Imperial Palace in Tokyo, Japan October 22, 2019. Reuters/Issei Kato/Pool / Anadolu Agency/ABACAPRESS.COM

TOKYO, JAPAN - OCTOBER 22 : Japan's Crown Princess Princess Kiko arrives for a ceremony to proclaim Emperor Naruhito's enthronement to the world, called Sokuirei-Seiden-no-gi, at the Imperial Palace in Tokyo, Japan October 22, 2019. Reuters/Issei Kato/Pool / Anadolu Agency/ABACAPRESS.COM

TOKYO, JAPAN - OCTOBER 22 : Vatican's Cardinal Francesco Monterisi arrives at the Imperial Palace to attend the proclamation ceremony of Japan's Emperor Naruhito at the Imperial Palace in Tokyo, Japan October 22, 2019. AP Photo/Koji Sasahara/Pool / Anadolu Agency/ABACAPRESS.COM

TOKYO, JAPAN - OCTOBER 22 : U.S. Transportation Secretary Elaine Chao (Front) arrives at the Imperial Palace to attend the proclamation ceremony of Japan's Emperor Naruhito in Tokyo, Japan October 22, 2019. AP Photo/Koji Sasahara/Pool / Anadolu Agency/ABACAPRESS.COM

TOKYO, JAPAN - OCTOBER 22 : U.S. Transportation Secretary Elaine Chao (Front) arrives at the Imperial Palace to attend the proclamation ceremony of Japan's Emperor Naruhito in Tokyo, Japan October 22, 2019. AP Photo/Koji Sasahara/Pool / Anadolu Agency/ABACAPRESS.COM

TOKYO, JAPAN - OCTOBER 22 : Japan's Prime Minister Shinzo Abe (C-L) and his wife Akie (C-R) arrive at the Imperial Palace to attend the proclamation ceremony of Japan's Emperor Naruhito in Tokyo, Japan October 22, 2019. AP Photo/Koji Sasahara/Pool / Anadolu Agency/ABACAPRESS.COM

TOKYO, JAPAN - OCTOBER 22 : China's Vice President Wang Qishan arrives at the Imperial Palace to attend the proclamation ceremony of Japan's Emperor Naruhito in Tokyo, Japan October 22, 2019. AP Photo/Koji Sasahara/Pool / Anadolu Agency/ABACAPRESS.COM

TOKYO, JAPAN - OCTOBER 22 : Crown Prince of Norway, Haakon (R) arrives at the Imperial Palace to attend the proclamation ceremony of Japan's Emperor Naruhito in Tokyo, Japan October 22, 2019. AP Photo/Koji Sasahara/Pool / Anadolu Agency/ABACAPRESS.COM

TOKYO, JAPAN - OCTOBER 22 : Myanmar State Counsellor Daw Aung San Suu Kyi (C) arrives at the Imperial Palace to attend the proclamation ceremony of Japan's Emperor Naruhito in Tokyo, Japan October 22, 2019. AP Photo/Koji Sasahara/Pool / Anadolu Agency/ABACAPRESS.COM

TOKYO, JAPAN - OCTOBER 22 : Austrian President Alexander Van der Bellen (R) arrives at the Imperial Palace to attend the proclamation ceremony of Japan's Emperor Naruhito in Tokyo, Japan October 22, 2019. AP Photo/Koji Sasahara/Pool / Anadolu Agency/ABACAPRESS.COM

TOKYO, JAPAN - OCTOBER 22 : Former French President Nicolas Sarkozy (C) arrives at the Imperial Palace to attend the proclamation ceremony of Japan's Emperor Naruhito in Tokyo, Japan October 22, 2019. AP Photo/Koji Sasahara/Pool / Anadolu Agency/ABACAPRESS.COM

TOKYO, JAPAN - OCTOBER 22 : India's President Ram Nath Kovind (C) arrives at the Imperial Palace to attend the proclamation ceremony of Japan's Emperor Naruhito in Tokyo, Japan October 22, 2019. AP Photo/Koji Sasahara/Pool / Anadolu Agency/ABACAPRESS.COM

TOKYO, JAPAN - OCTOBER 22: Chinese Vice President Wang Qishan arrives at the Imperial Palace for the Court Banquets after the Ceremony of the Enthronement of Emperor Naruhito in Tokyo on October 22, 2019. SIPA/PIERRE EMMANUEL DELETREE/POOL / Anadolu Agency/ABACAPRESS.COM

TOKYO, JAPAN - OCTOBER 22: Brazil's President Jair Bolsonaro arrives at the Imperial Palace for the Court Banquets after the Ceremony of the Enthronement of Emperor Naruhito in Tokyo on October 22, 2019. SIPA/PIERRE EMMANUEL DELETREE/POOL / Anadolu Agency/ABACAPRESS.COM

TOKYO, JAPAN - OCTOBER 22: Prince Charles of the United Kingdom arrives at the Imperial Palace for the Court Banquets after the Ceremony of the Enthronement of Emperor Naruhito in Tokyo on October 22, 2019. SIPA/PIERRE EMMANUEL DELETREE/POOL / Anadolu Agency/ABACAPRESS.COM

TOKYO, JAPAN - OCTOBER 22: Prince Charles of the United Kingdom arrives at the Imperial Palace for the Court Banquets after the Ceremony of the Enthronement of Emperor Naruhito in Tokyo on October 22, 2019. SIPA/PIERRE EMMANUEL DELETREE/POOL / Anadolu Agency/ABACAPRESS.COM

TOKYO, JAPAN - OCTOBER 22: King Felipe of Spain and his wife Queen Letizia of Spain arrive at the Imperial Palace for the Court Banquets after the Ceremony of the Enthronement of Emperor Naruhito in Tokyo on October 22, 2019. SIPA/PIERRE EMMANUEL DELETREE/POOL / Anadolu Agency/ABACAPRESS.COM

TOKYO, JAPAN - OCTOBER 22: King Felipe of Spain and his wife Queen Letizia of Spain arrive at the Imperial Palace for the Court Banquets after the Ceremony of the Enthronement of Emperor Naruhito in Tokyo on October 22, 2019. SIPA/PIERRE EMMANUEL DELETREE/POOL / Anadolu Agency/ABACAPRESS.COM

TOKYO, JAPAN - OCTOBER 22: Prince Albert II of Monaco arrives at the Imperial Palace for the Court Banquets after the Ceremony of the Enthronement of Emperor Naruhito in Tokyo on October 22, 2019. SIPA/PIERRE EMMANUEL DELETREE/POOL / Anadolu Agency/ABACAPRESS.COM

TOKYO, JAPAN - OCTOBER 22: King Willem Alexander of the Netherlands and his wife Queen Maxima of the Netherlands arrive at the Imperial Palace for the Court Banquets after the Ceremony of the Enthronement of Emperor Naruhito in Tokyo on October 22, 2019. SIPA/PIERRE EMMANUEL DELETREE/POOL / Anadolu Agency/ABACAPRESS.COM

TOKYO, JAPAN - OCTOBER 22: King Willem Alexander of the Netherlands and his wife Queen Maxima of the Netherlands arrive at the Imperial Palace for the Court Banquets after the Ceremony of the Enthronement of Emperor Naruhito in Tokyo on October 22, 2019. SIPA/PIERRE EMMANUEL DELETREE/POOL / Anadolu Agency/ABACAPRESS.COM

TOKYO, JAPAN - OCTOBER 22: Korean prime minister Lee Nak-Yeon arrives at the Imperial Palace for the Court Banquets after the Ceremony of the Enthronement of Emperor Naruhito in Tokyo on October 22, 2019. SIPA/PIERRE EMMANUEL DELETREE/POOL / Anadolu Agency/ABACAPRESS.COM

TOKYO, JAPAN - OCTOBER 22: Crown Princess Victoria of Sweden and her father Carl XVI Gustaf of Sweden arrive at the Imperial Palace for the Court Banquets after the Ceremony of the Enthronement of Emperor Naruhito in Tokyo on October 22, 2019. SIPA/PIERRE EMMANUEL DELETREE/POOL / Anadolu Agency/ABACAPRESS.COM

TOKYO, JAPAN - OCTOBER 22: Grand Duke Henri of Luxembourg arrives at the Imperial Palace for the Court Banquets after the Ceremony of the Enthronement of Emperor Naruhito in Tokyo on October 22, 2019. SIPA/PIERRE EMMANUEL DELETREE/POOL / Anadolu Agency/ABACAPRESS.COM

TOKYO, JAPAN - OCTOBER 22: Former French president Nicolas Sarkozy arrives at the Imperial Palace for the Court Banquets after the Ceremony of the Enthronement of Emperor Naruhito in Tokyo on October 22, 2019. SIPA/PIERRE EMMANUEL DELETREE/POOL / Anadolu Agency/ABACAPRESS.COM

King Willem-Alexander and Queen Maxima of The Netherlands at the enthronement banquet of Emperor Naruhito of Japan in Tokyo, Japan. Photo: BSR AGENCY Patrick van Katwijk |

King Willem-Alexander and Queen Maxima of The Netherlands at the enthronement banquet of Emperor Naruhito of Japan in Tokyo, Japan. Photo: BSR AGENCY Patrick van Katwijk |

King Willem-Alexander and Queen Maxima of The Netherlands at the enthronement banquet of Emperor Naruhito of Japan in Tokyo, Japan. Photo: BSR AGENCY Patrick van Katwijk |

King Willem-Alexander and Queen Maxima of The Netherlands at the enthronement banquet of Emperor Naruhito of Japan in Tokyo, Japan. Photo: BSR AGENCY Patrick van Katwijk |

King Willem-Alexander and Queen Maxima of The Netherlands at the enthronement banquet of Emperor Naruhito of Japan in Tokyo, Japan. Photo: BSR AGENCY Patrick van Katwijk |

Enthronement ceremony of Emperor Naruhito of Japan in Tokyo, Japan. Photo: POOL Patrick van Katwijk |

TOKYO, JAPAN - OCTOBER 22: King Philippe of Belgium (R) and Queen Mathilde of Belgium (L) arrive to attend the Court Banquet at the Imperial Palace on October 22, 2019 in Tokyo, Japan. David Mareuil / Anadolu Agency/ABACAPRESS.COM

TOKYO, JAPAN - OCTOBER 22: King Philippe of Belgium (R) and Queen Mathilde of Belgium (L) arrive to attend the Court Banquet at the Imperial Palace on October 22, 2019 in Tokyo, Japan. David Mareuil / Anadolu Agency/ABACAPRESS.COM

TOKYO, JAPAN - OCTOBER 22: King Philippe of Belgium (R) and Queen Mathilde of Belgium (L) arrive to attend the Court Banquet at the Imperial Palace on October 22, 2019 in Tokyo, Japan. David Mareuil / Anadolu Agency/ABACAPRESS.COM

Sultan Hassanal Bolkiah of Brunei and his son, King Willem-Alexander and Queen Maxima of the Netherlands, King Carl Gustaf XI and Crown Princess Victoria of Sweden, King Felipe VI and Queen Letizia of Spain, Prince Haakon of Norway, Prince Albert II of Monaco, King Phillipe and Queen Mathilde of Belgium during the Accession to the Throne of His Majesty the Emperor of Japan Naruhito, at the Imperial Palace in Tokyo, Japan. 22 Oct 2019 Pictured: Sultan Hassanal Bolkiah of Brunei and his son, King Willem-Alexander and Queen Maxima of the Netherlands, King Carl Gustaf XI and Crown Princess Victoria of Sweden, King Felipe VI and Queen Letizia of Spain, Prince Haakon of Norway, Prince Albert II of Monaco, King Phillipe and Queen Mathilde of Belgium. Photo credit: MEGA TheMegaAgency.com +1 888 505 6342

King Willem-Alexander and Queen Maxima of The Netherlands at the enthronement banquet of Emperor Naruhito of Japan in Tokyo, Japan. Photo: BSR AGENCY Patrick van Katwijk |

King Willem-Alexander and Queen Maxima of The Netherlands at the enthronement banquet of Emperor Naruhito of Japan in Tokyo, Japan. Photo: BSR AGENCY Patrick van Katwijk |

King Willem-Alexander and Queen Maxima of The Netherlands at the enthronement banquet of Emperor Naruhito of Japan in Tokyo, Japan. Photo: BSR AGENCY Patrick van Katwijk |

22-10-2019 Inhuldiging Enthronement ceremony of Emperor Naruhito of Japan in Tokyo. Queen Maxima and King Willem-Alexander arrives at the Imperial Palace to attend the proclamation ceremony of Japans Emperor in Tokyo, Japan. . fot. Face to Face/REPORTER

22-10-2019 Inhuldiging Enthronement ceremony of Emperor Naruhito of Japan in Tokyo. Royals at the Imperial Palace to attend the proclamation ceremony of Japans Emperor in Tokyo, Japan. . fot. Face to Face/REPORTER

22-10-2019 Inhuldiging Enthronement ceremony of Emperor Naruhito of Japan in Tokyo. Royals at the Imperial Palace to attend the proclamation ceremony of Japans Emperor in Tokyo, Japan. . fot. Face to Face/REPORTER

22-10-2019 Inhuldiging Enthronement ceremony of Emperor Naruhito of Japan in Tokyo. Royals at the Imperial Palace to attend the proclamation ceremony of Japans Emperor in Tokyo, Japan. King Jigme Khesar Namgyel Wangchuck and Majesty Queen Jetsun Pema, King Tupou VI and Her Majesty Queen Nanasipau'u of Tonga, King Willem-Alexander and Queen Maxima, King Filip and Queen Mathilde, King Felipe and Queen Letizia . fot. Face to Face/REPORTER

22-10-2019 Inhuldiging Enthronement ceremony of Emperor Naruhito of Japan in Tokyo. Royals at the Imperial Palace to attend the proclamation ceremony of Japans Emperor in Tokyo, Japan. Princess Victoria and King Carl Gustaf and Brunei's Sultan Hassanal Bolkiah . fot. Face to Face/REPORTER

Nicolas Sarkozy at the Imperial Palace for the Court Banquets after the Ceremony of the Enthronement of Emperor Naruhito in Tokyo, Japan on October 22, 2019. Some 400 guests from Japan and international head of states were reported to attend the 'Kyoen-no-gi' banquet. Photo by Robin Utrecht/ABACAPRESS.COM

TOKYO, JAPAN - OCTOBER 22: Prime Minister of Thailand, Prayut Chan-o-cha, and his wife, Naraporn Chan-ocha, arrive to attend the Court Banquet at the Imperial Palace on October 22, 2019 in Tokyo, Japan. David Mareuil / Anadolu Agency/ABACAPRESS.COM

TOKYO, JAPAN - OCTOBER 22 : Japan's Princess Kako and Princess Mako arrive for a ceremony to proclaim Emperor Naruhito's enthronement to the world, called Sokuirei-Seiden-no-gi, at the Imperial Palace in Tokyo, Japan October 22, 2019. REUTERS/Issei Kato/Pool / Anadolu Agency/ABACAPRESS.COM

TOKYO, JAPAN - OCTOBER 22 : Japan's Empress Masako leaves after a ceremony to proclaim Emperor Naruhito's enthronement to the world, called Sokuirei-Seiden-no-gi, at the Imperial Palace in Tokyo, Japan October 22, 2019. REUTERS/Issei Kato/Pool / Anadolu Agency/ABACAPRESS.COM

TOKYO, JAPAN - OCTOBER 22 : Japan's Princess Tsuguko attends a ceremony to proclaim Emperor Naruhito's enthronement to the world, called Sokuirei-Seiden-no-gi, at the Imperial Palace in Tokyo, Japan October 22, 2019. REUTERS/Issei Kato/Pool / Anadolu Agency/ABACAPRESS.COM

TOKYO, JAPAN - OCTOBER 22 : Japan's Prime Minister Shinzo Abe leaves after a ceremony to proclaim Emperor Naruhito's enthronement to the world, called Sokuirei-Seiden-no-gi, at the Imperial Palace in Tokyo, Japan October 22, 2019. REUTERS/Issei Kato/Pool / Anadolu Agency/ABACAPRESS.COM

TOKYO, JAPAN - OCTOBER 22 : Empress Masako attends ceremony at the state room (Matsu-no-Ma) at the end of the enthronement ceremony where Emperor Naruhito officially proclaimed his ascension to the Chrysanthemum Throne at the Imperial Palace in Tokyo on October 22, 2019. AFP / Kazuhiro Nogi / POOL / Anadolu Agency/ABACAPRESS.COM

TOKYO, JAPAN - OCTOBER 22 : Duke Henri of Luxembourg arrives at the Imperial Palace to attend the proclamation ceremony of Japan's Emperor Naruhito in Tokyo, Japan on October 22, 2019. AP Photo / Koji Sasahara / Pool / Anadolu Agency/ABACAPRESS.COM