Takashi Ikuno received his Ph.D. degree from Osaka University, Japan, in 2004. From 2004 to 2007, he was a postdoctoral researcher at the University of California, Berkeley, and the Lawrence Berkeley National Laboratory. From 2007 to 2016, he was a senior researcher at Toyota Central R&D Labs. Since 2016, he has been an associate professor at the Tokyo University of Science. His research interests are in carbon-related nanomaterials, energy conversion devices, and environmentally friendly materials and devices.