Department of Mathematical Engineering and Information Physics, Faculty of Engineering, the University of Tokyo.
Master Course of the graduate school of the same faculty, the University of Tokyo.
the Ph.D Course of the graduate school of the same faculty, the University of Tokyo.
Research Assistant of Department of Information and Computer Sciences, Saitama University.
Lecturer of Division of Systems and Information Technology, Institute of Symbiotic Science and Technology, Tokyo University of Agriculture and Technology.
