On September 13, 2023, Tsinghua University hosted a welcome and farewell party for the joint graduate program between Tsinghua University and the Tokyo Institute of Technology. The event was attended by seven faculty members, including Zhang Ruojin from the International Department, Zheng Meihong from the Psychology Department of the School of Social Sciences, Xie Xuming from the Department of Chemical Engineering, and program leaders Zhang Chong, Lu Diannan, and Wang Yi. Additionally, 14 Chinese and Japanese students from the 18th and 19th cohorts participated in the gathering. During the event, program leader Zhang Chong delivered an opening speech, followed by self-introductions from each student. Faculty representatives shared valuable advice on academic and personal life, offering guidance to the students as they embark on this collaborative academic journey. The event served as both a warm welcome to new participants and a heartfelt farewell to those completing the program.