April. 2021-present : Professor, Graduate School of Medical Lifescience, Yokohama City University, Japan. April. 2013-Mar.2021: Associate Professor, Graduate School of Medical Lifescience, Yokohama City University, Japan. July 2010-Mar. 2013 : Assistant Professor, Graduate School of Engineering, Kyoto University, Japan. April. 2009-June. 2010 : Assistant Professor, Graduate School of Agriculture, Kyoto University, Japan. April. 2006-Mar.2009 : JSPS Research Fellowship for Young Scientists in the lab of Masahiro Shirakawa, Graduate School of Engineering, Kyoto University, Japan.