Since 1996 , he was a Professor of Waseda University , Department of Computer Science and Engineering . From 2011 to 2013 , he was the director of the Media Network Center of Waseda University . At the 2011 Tōhoku earthquake and tsunami of March 11 , 2011 , he was in charge of the safety inquiry of 65,000 students , staffs and faculties
2011 Tōhoku earthquake and tsunami
2011 Tōhoku earthquake and tsunami
Yasuo Matsuyama