Ken-ya Hashimoto received his B.S. and M.S. degrees in electrical engineering in 1978 and 1980, respectively, from Chiba University, Japan, and his Dr. Eng. degree from Tokyo Institute of Technology, Japan, in 1989. In 1980, he joined Chiba University as a Research Associate, and was now a Professor of the University. In 2021, he retired Chiba University and joined the University of Electronic Science and Technology of China, China. He also became Professor Emeritus of Chiba University. He has/had Visiting Professorship in various Universities and academic institutions, such as Helsinki University of Technology, University of Linz, University of Electronic Science and Technology of China, and Shanghai Jiatong University. He is IEEE Fellow, and received the Distinguished Lecturer Award from IEEE UFFC Society and IEEE fellow both in 2005, the Ichimura Industrial Award from the New Technology Development Foundation in 2015, the Commendation for Science and Technology by the Minister of Education, Culture, Sports, Science and Technology for Research in 2018, and the Distinguished Service Award from IEEE UFFC Society in 2019. His current research interests include development of high-performance acoustic wave devices.