Yasumasa Kanada Edit Profile
Bachelor of Science, Tohoku University, Sendai Miyagi, Japan, 1973. Master of Science, University Tokyo, 1975. Doctor of Science, University Tokyo, 1978.
He has set the record 11 of the past 21 times. Kanada is a professor in the Department of Information Science at the University of Tokyo in Tokyo, Japan. From 2002 until 2009, Kanada held the world record calculating the number of digits in the decimal expansion of pi – exactly 1.2411 trillion digits.
The calculation took more than 600 hours on 64 nodes of a HITACHI SR8000/MPP supercomputer. Some of his competitors in recent years include Jonathan and Peter Borwein and the Chudnovsky brothers.
Married Harumi Enomoto, March 30, 1978. 1 child, Ryoko.
1978 - 1981
1981 - 1997