Career
Professor Shinshu University, Matsumoto, Japan, 1966-1971. Professor Okayama University, Japan, 1971-1978. Professor math.
Professor Shinshu University, Matsumoto, Japan, 1966-1971. Professor Okayama University, Japan, 1971-1978. Professor math.
Member Math.
Married Miyoko Katayama, September 1, 1957.