- 1996 - 2002 University of Occupational and Environmental Health, Japan
- 1996 - 2002 University of Occupational and Environmental
- 2002 - University of Occupational and Environmental Health, Japan
- 2002 - - University of Occupational and Environmental
- 1994 - 1996 University of Occupational and Environmental Health, Japan
- 1994 - 1996 University of Occupational and Environmental
- 1993 - 1994 University of Occupational and Environmental Health, Japan
- 1993 - 1994 University of Occupational and Environmental
- Health, Professor
- Health, Associate Professor
- Health, Assistant Professor
- Health, Assistant Doctor
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