On January 6, 2023, a special joint symposium, named “Frontier of Extraction and Recycling Technology for Precious Metals (The 10th Precious Metal Symposium),” was collaboratively held at the Institute of Industrial Science (IIS), the University of Tokyo, by the JX Metals Endowed Unit, Integrated Research Center for Sustainable Energy and Materials (IRCSEM), and the Rare Metal Workshop (Organizer: Prof. Toru H. Okabe). Prof. Ouchi was the lead coordinator of this event.

Professor Toru H. Okabe, Project Professor and Director General of IIS, delivered the opening remarks, followed by five lectures on the current situation and prospects regarding the smelting and recycling of precious metals. The moderator roles were given to Prof. Harumasa Kurokawa, Project Professor, and Prof. Takanari Ouchi, Project Lecturer. The closing remarks at the end of the symposium were delivered by Mr.Sugawara Shizuro, Vice president (JX Nippon Mining & Metals).

To prevent COVID-19 infection, this symposium was held in a hybrid format, with the audience limited to approximately 30 people in the convention hall that can accommodate 270 people, and the lectures were broadcast through Zoom and YouTube. Approximately 300 people, mostly from fields related to non-ferrous and precious metals, gathered and participated online in this informational and joyful occasion.