(1) Joint experiment : developed new trays with Suzuki laboratory at Hachinohe Technical      College
(2) Joint development : applied the patent of hydrogen recovery with Kagawa laboratory at      Kanto Gakuin University. 
(3) A part-time lecturer for the department of material engineering at Yokohama National      University (on chemical system engineering since 2003)
(4) A part-time lecturer for the department of environmental engineering at Kogakuin      University (on process design since 2005)
 
(1) A lecturer for the Education Course of the Society of Chemical Engineers: 
     "Introduction to plant instrumentation"
(2) A lecturer for the Education Course of the Society of Chemical Engineers: 
     "P&ID|Idea and how to make"
(3) A lecturer for the Education Course of the Society of Chemical Engineers: 
     "Introduction to process basic design"
(4) Member of the chemical engineering qualification system council 
     (present position since April, 2005)
 
The Ministry of Education, Culture, Sports, Science and Technology : Member of the engineers subcomittee at the technology / science council (present position since April, 2001)