Ken Umeno (Member, IEEE) received the B.Sc. degree in electronic communication from Waseda University, Japan, in 1990, and the M.Sc. and Ph.D. degrees in physics from The University of Tokyo, Japan, in 1992 and 1995, respectively. From 1998 until he joined Kyoto University in 2012, he worked for Japan’s Ministry of Posts and Telecommunications in its Communications Research Laboratory (currently the National Institute of Information and Communications Technology). From 2004 to 2012, he was the CEO and the President of ChaosWare, Inc. From 2005 to 2010, he was the Laboratory Head of the Next Generation Mobile Laboratory of RIKEN. He has been a Professor with the Graduate School of Informatics, Kyoto University, since 2012. He is an inventor of more than fifty registered Japanese patents, 25 registered United States patents, and more than five international patents in the fields of telecommunications, security (designing digital chaotic cipher), and financial engineering. His research interests include ergodic theory, statistical computing, coding theory, chaos theory, information security, and big data analysis method for earthquake prediction and finance in particular, cryptocurrency.  He received the LSI IP Award in 2003 and the Telecom-Systems Awards in 2003 and 2003, respectively.