| Jan. 2010` Steering committee member of Micro nanobubble society |
| Nov. 2009` Registered to the Organization for Small & Medium Enterprises
and Regional Innovation management support adviser |
| Jul. 2009` Registered to Kawasaki City small and medium-sized enterprise support
center specialist |
| Jan. 2008` Screening committee of subsidy |
| Jul. 2007`Jun. 2009 Small and medium-sized enterprise exchange executive committee
of IPEJ |
| Apr. 2007` Turbomachinery society of Japan |
| Dec. 2006` Japan technology transfer association |
| Oct. 2006` Science and technology judge center member of IPEJ |
| May 2006` Institution of professional engineers, Kanagawa-pref. |
| 2006 Technical textbook revision committee |
| 2006` Examination board of Institution of professional engineers, Japan |
| May 2005` Institution of professional engineers, Japan (IPEJ) |
| Oct. 2005` Consultant engineers association |
| Jun. 2005`May 2009 Meeting manager of mechanical department, IPEJ |
| May 2005` Institution of professional engineers, Japan (IPEJ) |
| Mar. 2005` ISO13709/API610 JWG |
| Sep. 2000`Mar. 2002 Committee of JIS revision original bill making committee |
| Apr. 1999`Mar. 2007 Committee of pump international standard (ISO TC115) council |