2002 – 2022: Professor, School of Dentistry, Health Sciences University of Hokkaido 1993 – 2002: Senior Assistant Professor, School of Dentistry, Health Sciences University of Hokkaido 1992 - 1993: Assistant Professor, School of Dentistry, Health Sciences University of Hokkaido 1988 - 1992: Postgraduate, School of Dentistry, Health Sciences University of Hokkaido 1984 - 1988: Assistant Professor, School of Dentistry, Health Sciences University of Hokkaido
Health Sciences University of Hokkaido
Tōbetsu, Hokkaidō, Japan