| 2005-2011 | Invited Researcher in NTT Communication Laboratories. |
| 2005-2009 | PRESTO Japan Science & Technology Agency in Foundation of technology supporting the creation of digital media contents. |
| 2009-2011 | Research Fellow in Japan Society for the Promotion of Science. |
| 2011- 2013 | Research Specialist in NTT Communication Science Laboratories. |
| 2012- currently | Visiting Associate Professor in Department of Information Processing, Interdisciplinary Graduate School of Science and Engineering, Tokyo Institute of Technology |
| 2013- currently | Scientist in NTT Communication Science Laboratories. |