| Apr. 2009 - Mar. 2010 | JSPS Research Fellow (DC2)  Department of Earth and Space Science, Osaka University  | 
| Apr. 2010 - Mar. 2011 |  JSPS Research Fellow (PD)  Department of Physics, Nagoya University  | 
| Apr. 2011 - Mar. 2013 | 
Postdoctral Fellow   Department of Physics, Nagoya University  | 
| Apr. 2013 - Mar. 2015 |  JSPS Research Fellow (PD)  Department of Physics, Nagoya University  | 
| Apr. 2015 - Mar. 2017 |   Assistant Professor   Department of Environmental Systems Science, Doshisha University  | 
| Apr. 2017 - Feb. 2019 |  Specially-appointed Assistant Professor   Department of Earth and Space Science, Osaka University  | 
| Mar. 2019 - present |  Assistant Professor  
 Center for Computational Astrophysics/Division of Science, National Astronomical Observatory of Japan  |