He received his Ph.D. degree in Engineering from Nara Institute of Science and Technology (NAIST) in 2008. He studied at University of Kent, UK, as a visiting senior lecturer between June 2012 to January 2013. Natsuki Tsuzuki and Seishiro Ikeda are students of Dr. Hirano’s laboratory. Ryotaro Kobayashi is currently an associate professor at Kogakuin University. He received his B.E., M.E., and D.E. degrees from Nagoya University in 1995, 1997, and 2001, respectively. He had been a research assistant at Nagoya University from 2000 to 2008, a lecturer at Toyohashi University from 2008 to 2015, and an associate professor at Toyohashi University in 2016.