Yuji Miyahara received his PhD from Tokyo Institute of Technology in 1985. He worked for Hitachi Ltd. from 1985 to 2002 and National Institute for Materials Science, Japan, from 2002 to 2010. Since 2010, he is a professor at the Institute of Biomaterials and Bioengineering, Tokyo Medical and Dental University. He has been working in the field between electronics and biotechnology for more than 35 years. Based on the semiconductor technology, he has developed several types of biosensors and sensing technologies for life science and medical fields.