Japan Society for the Promotion of Science (JSPS) Research Fellow : Institute of Astronomy, University of Tokyo
Institute for Astronomy, University of Hawaii
Institute of Astronomy, University of Tokyo
Institute of Space and Astronautical Science, Japan Aerospace Exploration Agency (JAXA)(ISAS)
Gunma Astronomical Observatory
Institute for Astronomy, University of Hawaii : Max-Planck-Institut fur extraterrestrische Physik
Institute of Astronomy, University of Tokyo
Astronomical Institute, Graduate School of Science, Tohoku University
Faculty of Engineering, Gifu University