Kazuhiro Ohkawa is currently a Professor at the Computer, Electrical and Mathematical Sciences and Engineering (CEMSE) Division, King Abdullah University of Science and Technology (KAUST), and Principal Investigator of the Energy Conversion Devices and Materials (ECO Devices) Laboratory. He received his Ph.D. degree from the University of Tokyo, Tokyo, Japan. He is also a Fellow of the Japan Society of Applied Physics. He was with Panasonic, University of Bremen, Bremen, Germany, as a lifelong Honorary Professor, and Tokyo University of Science, Tokyo, Japan. He was a technical advisor to approximately 20 companies in the fields of LEDs and LDs, MOVPE and photocatalysis. His research projects are energy-saving devices such as LEDs and laser diodes. His research interests include the original MOVPE technology and material science.