| 1968 | Born at Tokyo |
| 1990 | Graduated from a university Department of Electrical and Electronic Engineering Employed by Electronics company |
| 1990 - 1995 | Unix workstation development(architecture design, circuit design, LSI design, product evaluation) |
| 1996 - 2001 | server for a convenience store, multimedia KIOSK terminal development(circuit design, RTOS porting, firmware design , interact with overseas partners and vendors) |
| 2002 | ElectroicVoting terminal development(architecture design, sales support) |
| 2003 - 2012 | DigitalSignage terminal development(product planning, marketing, sales support(domestic & overseas), quality assurance, maintenance support) as a Strategic Business Unit manager |
| 2007 - 2009 | OEM Workstation development(product planning, marketing, sales support, quality assurance, Maintenance support) as a Strategic Business Unit manager |
| 2010 | become handicapped due to a sequela of a brain disease |
| 2012 | resigned from a company |
| 2013 | start a business (consultation and development of software and hardware to support handicapped ) |