Kazuyoshi Tanaka received a doctorate of Engineering degree from Kyoto University in 1978 under the guidance of late Professor Kenichi Fukui who was a co-laureate of Nobel Prize in chemistry in 1981 with Professor Roald Hoffmann in Cornell University. A postdoctoral fellow of JSPS (1978-1979) and had joined in a US company (Energy Conversion Devices, Inc. in Michigan) from 1979 until 1981. He returned to Faculty of Engineering, Kyoto University in 1981 as a Research Associate (1981-1988), and then was promoted to Associate Professor (1988-1996) and Professor in the Department of Molecular Engineering, Graduate School of Engineering, Kyoto University from 1996. Tananka was a leader of the CREST team, JST, from 2002 to 2007 sponsored by the Ministry of Education of Japan, with the research theme of "Nanoelectronic-Device Fabrication Based on the Fine Molecular Design.