- 1998 - Akita University Faculty of Engineering and Resource Science
- 1998 - Professor, Faculty of Engineering and Resource
- 1997 - Akita University
- 1997 - Professor, Mining College, Akita University
- 1983 - 東京工業大学工業材料研究所 助教授
- 1983 - Associate Professor, The Same as the Above
- 1973 - 東京工業大学工業材料研究所 助手
- 1973 - Research Asistant, Research Laboratory of
- 1967 - Kanazawa University Faculty of Engineering
- 1967 - Retirement from the Position Above
- 1966 - Kanazawa University Faculty of Engineering
- 1966 - Research Asistant, Faculty of Engineering, Kanazawa
- Science, Akita University
- Technology
- Engineering Materials, Tokyo Institute of
- University,
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日本鉄鋼協会
, 粉体粉末冶金協会
, 日本粘土学会
, 耐火物技術協会
, 日本化学会
, 米国セラミックス学会(American Ceramic Society)
, 日本セラミックス協会
, Iron and Steel Institute of Japan
, Japan Society of Powder and Powder Metallurgy
, Clay Society of Japan
, Technical Association of Refractories, Japan
, Chemical Society of Japan
, American Ceramic Society
, Ceramic Society of Japan