- 2001 - - 同大学教授(生命資源科学専攻水圏食糧科学講座) 教授
- 2001 - - Professor
- 2001 - Professor in Hokkaido University (Devison of Marine Biosciences, Faculty of Fisheries Sciences) in 2001
- 1995 - - 同助教授(水産学部海洋生物資源化学科食品生化学講座) 助教授
- 1995 - - Associate Professor
- 1992 - - 同助教授 助教授
- 1992 - - Associate Professor
- 1992 - Assistant Professore in Hokkaido University (Deparatment of Mrine resources, Faculty of Fisheries Sciences) in 1992,
- 1977 - - 北海道大学助手(水産学部水産食品学科生物化学講座) 助手
- 1977 - - Research Associate,Instructer in Hokkaido University (Deparatment of Food Sciences, Faculty of Fisheries Sciences) 1977,
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IFT(Institute of Food Technologist)
, 日本生化学会
, 日本水産学会
, 日本食品科学工学会
, Institute of Food Technologist
, The Japanese Society for Food Science and Technology
, The Japanese Society of Biochemistry
, The Japanese Society of Fisheries Science