On July 27, 2025, Dr. Hayashi spoke on the theme of data and AI utilization at the Japan–China Friendship and Cultural Exchange Forum.

During the event, he engaged in lively discussions not only with Chinese researchers but also with his Japanese counterparts, sharing the very latest insights in the field.

Following his presentation, Dr. Hayashi paid a courtesy visit to the Embassy of Japan in China, where he exchanged views with embassy officials.