received the M.E. degree in computer
science from the University of Electro-Communications,
Tokyo, Japan, in 1998.
He joined Fujitsu Ltd. in 1998 and was engaged
in the development of the CPU and memory system
for GS-series mainframes. After he joined the development
of the SPARC enterprise server in 2003, he
has developed its system controller and SPARC64
processors.