Polish Ambassador Jacek Izydorczyk (center) poses with State Minister of Foreign Affairs Kazuyuki Nakane (left) and Chairman of the Japan-Poland Interparliamentary Group Hirofumi Nakasone during a toast to celebrate Poland's national constitution day at the Hotel New Otani, Tokyo on May 23. |  YOSHIAKI MIURA
Polish Ambassador Jacek Izydorczyk (center) poses with State Minister of Foreign Affairs Kazuyuki Nakane (left) and Chairman of the Japan-Poland Interparliamentary Group Hirofumi Nakasone during a toast to celebrate Poland's national constitution day at the Hotel New Otani, Tokyo on May 23. | YOSHIAKI MIURA


Ethiopian Ambassador Cham Ugala Uriat (right) and his wife, Haimanot Zerihun, pose during a reception to celebrate Ethiopia's national day at Hotel Okura Tokyo on May 22. |  HIROKO INOUE
Ethiopian Ambassador Cham Ugala Uriat (right) and his wife, Haimanot Zerihun, pose during a reception to celebrate Ethiopia's national day at Hotel Okura Tokyo on May 22. | HIROKO INOUE


Argentinian Ambassador Alan Beraud (second from left) raises a toast with (from left) Secretary-General of the Japan-Argentina Parliamentary Friendship League Yukari Sato, Chairman Kozo Yamamoto and Teiji Hayashi of the Foreign Ministry during a reception to celebrate the 120th anniversary of diplomatic relations between Argentina and Japan at the ambassador's residence on May 25. |  YOSHIAKI MIURA
Argentinian Ambassador Alan Beraud (second from left) raises a toast with (from left) Secretary-General of the Japan-Argentina Parliamentary Friendship League Yukari Sato, Chairman Kozo Yamamoto and Teiji Hayashi of the Foreign Ministry during a reception to celebrate the 120th anniversary of diplomatic relations between Argentina and Japan at the ambassador's residence on May 25. | YOSHIAKI MIURA


Colombian Ambassador Gabriel Duque (right) shakes hands with Komeito chief Natsuo Yamaguchi during a reception to celebrate the 110th anniversary of the establishment of diplomatic relations between Colombia and Japan at the official residence of Colombia on May 25. |  YOSHIAKI MIURA
Colombian Ambassador Gabriel Duque (right) shakes hands with Komeito chief Natsuo Yamaguchi during a reception to celebrate the 110th anniversary of the establishment of diplomatic relations between Colombia and Japan at the official residence of Colombia on May 25. | YOSHIAKI MIURA