* 2001 Received a M.Sc. in Geography from Tokyo Metropolitan University.
* 2001-2007 APPLIED TECHNOLOGY CO.,LTD.(Japan) Develop Geographic Information Systems(GIS)
* 2007-present KOTOBUKI SEIHAN PRINTING CO.,LTD. (Japan) Develop New Geographic Contents and Businesses Visiting Researchers of the Keio Research Institute at SFC.(2008,2009) Researchers of GITA.