*2017-2020: Grant-in-Aid for Scientific Research(C; The Japan Society for the Promotion of Scienc) #17K03265

*2013-2014 : Grant-in-Aid for Research (The Yakumo Foundation for Environmental Science, Japan

*2012-2016: Grant-in-Aid for Scientific Research(C; The Japan Society for the Promotion of Scienc) #25370929

*2009-2012: Grant-in-Aid for Scientific Research (Young Scientist B; The Japan Society for the Promotion of Scienc) #21720315

*2009-2010 : Grant-in-Aid for Research (Tokyo Geographical Society, Japan)

*2005-2008: Grant-in-Aid for Scientific Research (Young Scientist B; The Japan Society for the Promotion of Science) #17700638

*1997-1998 : Grant-in-Aid for Research (Tokyo Geographical Society, Japan)