2006-2012: Osaka Institute of Technology, Department of Information Science (Hirakata, Japan), Associate Professor
2004-: RIKEN The Institute of Physical and Chemical Research (Wako, Japan), Visiting
Research Fellow
2004-2006: Inamori Foundation (Kyoto, Japan), Senior Research Scientist
2002: California Institute of Technology (Pasadena, California, USA), Visiting
Research Fellow
2001-2003: RIKEN The Institute of Physical and Chemical Research (Wako, Japan), Special Postdoctoral
Research Fellow
1999-2001: JSPS (Japan Society for the Promotion of Science) Research
Fellow Abroad; Post-doctral Scholar at Pennsylvania
State University,
Centre for Gravitational Physics and Geometry,
Physics Department,
(State College, Pennsylvania, USA)
1996-1999: Washington
University, Physics Department (St. Louis, Missouri, USA), Postdoctoral Research Associate
1994-1996: Waseda University, Physics Department (Tokyo, Japan), Assistant Professor
1993: Yukawa Institute for Theoretical
Physics, Kyoto University (Kyoto, Japan), "Atom"-type Research Fellow
1990: IAESTE Fellow (International Association for Exchanging Students
for Technical Experiences), Delft University, the Netherlands
Professional Affiliations
Chair of the board, KAGRA Scientific Congress (2017/8-2019/8)
Referee contributions for Physical Review Letters, Physical Review D,
Classical and Quantum Gravity, Progress of Theoretical Physics, General Relativity and Gravitation, and else
Visiting Researcher at
California Institute of Technology (Pasadena, U.S.A.); 2002
Ewha Womans University (Seoul, Korea); 2001 and 2003
Albert Einstein Institute (Golm, Germany); 1999 and 2002
A member of
The Physical Society of Japan
The Astronomical Society of Japan
American Association of Physics Teachers
The American Physical Society (USA)
Institute of Physics (UK)
International Society on General Relativity and Gravitation