On the afternoon of May 28, 2018, Okamoto Mitsunari, Parliamentary Vice-Minister for Foreign Affairs of Japan visited the Institute of International and Strategic Studies (IISS), Peking University (PKU) with his escort of four persons. Wang Jisi, President of the IISS and Guan Guihai, Executive Vice President of the IISS met the guests at the North Pavilion. The two sides exchanged views on the China-Japan relations, North Korea’s nuclear issue, the China-U.S. relations and other issues.