1975, MSc in Science and Engineering, Waseda Univ. 1975, joined Toshiba Corp.; 1998, General Manager, Yokkaichi Operations; 1999, Senior EVP, Dominion Semiconductor; 2001, General Manager, Oita Operations; 2002, VP, Memory Division; 2004, EVP, Corporate VP, President and CEO, Semiconductor Co.; 2005, Corporate SVP, President and CEO, Semiconductor Co.; 2006, Corporate EVP, President and CEO, Semiconductor Co.; 2007, Corporate EVP and Group CEO, Electronic Devices and Components Group; 2008, Representative Exec. Officer, Corporate Senior EVP and Director; 2012, Senior Adviser; 2013, Director and Member, Audit Committee; since June 2014, Chairman of the Board.