| 1990 | Systems Engineer of IBM Japan, Ltd. |
| 1997 | Clerical work assistant of Department of Archaeology, Univ. of Tokyo. |
| 1999 | Contract Employee of Adachi Lifelong Educational Promotion Corporation |
| 2007 | Ph.D., Tokyo University of Arts |
| 2007 | Research Fellow of Art Liaison Center, Tokyo University of Arts |
| 2007 | Research Fellow of Culture Hall Management Engineer Training Program, Kyushu University, Graduate School of Design |
| 2009 | Research Associate, GRIPS |
| 1. | Transcription of eShakumon (the Buddhism lyrics of the Biwa)f : hThe blind monk who plays Biwa in Hyuga, Hojun Nagatah October 2005. |
| 2. | gAn Examination of preservation method of musical instruments with their sounds -Preservation method of tangible cultural properties in which it contributes to preservation of intangible cultural asseth, adopted Grant in Aid for Scientific Research, 2010. |