【Project contents】 ▪Research grants    Principal investigator    Co-investigator ▪Projects   【Grants】  《Principal investigator》 ・ Grant-in-Aid for Scientific Research on Innovative Areas (Research in a proposed research area) Project period: 2018-2019 Project number: 18H04450 Project title: Research on downward propagation and amplification mechanism of energetic particle precipitation effect ・ Grant-in-Aid for Scientific Research (B) Project period: 2017-2019 Project number: 17H04578 Project title: Intensive study of the Antarctic tropopause region based on high-resolution observations ・ Grant-in-Aid for Publication of Scientific Research Results Project period: 2015 Project number: 15HP8027 NIPR Trajectory Model & Meteorological Field Display System ・ Grant-in-Aid for Young Scientists (B) Project period: 2014-2016 Project number: 26800245 Project title: Climate impact of water vapor variations in the Antarctic stratosphere ・ Transdisciplinary Research Integration Centre Project period: 2010 Project title: Development of a detection algorithm of polar stratospheric cloud using micro pulse lidar ・ Center for the Promotion of Integrated Sciences Project period: 2008 Project title: Stratospheric water vapor controls earth's climate -proposal of balloonborne hygrometer observation at Syowa Station- ・ Transdisciplinary Research Integration Centre Project period: 2008 Project title: Research on control of Alexandrite laser for precise temperature measurement in the middle and upper atmosphere ・ Grant-in-Aid for Young Scientists (B) Project period: 2006-2007 Project number: 18749009 Project title: A study of polar vortex evolution using the modified Lagrangian mean ・ Grant-in-Aid for JSPS Fellows Project period: 2003-2005 Project number: 03J01491 Project title: Dynamics of small-scale disturbances in the boundary region of polar vortex and its effect on material transport and mixing 《Co-investigator》 ・ Grant-in-Aid for Scientific Research (B) Project period: 2018-2020 Project number: 18H01276 Project title: A study of stochastic behavior of atmospheric gravity waves in the Antarctic based on advanced balloon observations ・ JST Strategic Basic Research Programs (CREST) Project period: 2016-2021 Project title: Study of atmospheric hierarchical structure by merging international collaborative observation of MST radars and high-resolution general circulation models ・ Grant-in-Aid for Challenging Exploratory Research Project period: 2013-2014 Project number: 25610145 Project title: Three dimensional lower thermosphere wind observations ・ Grant-in-Aid for Scientific Research (B) Project period: 2009-2011 Project number: 21340141 Project title: Cooperative observations of the couplings of the middle and upper atmosphere utilizing lidars-towards the study of turbopause- ・ Transdisciplinary Research Integration Centre Project period: 2007 Project title: Estimate of transport route and origin of water vapor into the Antarctic ice sheet based on stable isotope ratio of water vapor ・ Grant-in-Aid for Scientific Research (A) Project period: 2007-2009 Project number: 19204047 Project title: A study of middle atmosphere dynamics using a high-resolution climate model ・ Grant-in-Aid for Scientific Research (C) Project period: 2005-2006 Project number: 17540417 Project title: Dynamics of the Antarctic Ozone Hole 【Projects】 ・ NIPR Trajectory Model & Meteorological Field Display System ・ KANTO Project ・ Program of the Antarctic Syowa MST/IS radar (PANSY) ・ Japanese Antarctic Research Expedition (JARE) ・ PSTEP ・ S-RIP