On 23 June 2016, NISCSS President Wu Shicun visited Japan National Institute for Defense Studies (NIDS) and JMSDF Command and Staff College.

At the NIDS, Wu held an in-depth discussion with its President Yoshiyuki Suzuki and research staff about China's South China Sea policy, and building crisis management mechanisms in East China Sea and South China Sea.

At the JMSDF Command and Staff College, Wu exchanged ideas with the President Umio Otsuka about issues of common concern, including China-Japan relations, the current situation in the East China Sea and the South China Sea, and think-tank exchanges.

In the afternoon, in an interview with Mainichi Shimbun, Wu answered questions on China's nine-dash line, the South China Sea arbitration, as well as China's rights and obligations as a member of the UNCLOS.