- Prof. B. Cockburn, April of 1999
- Prof. A. D. D.
Craik of St. Andrews Univ., February, 1998 to January, 1999
Prof. Z.-h. Teng and H.-d. Han, September, 1998
Prof. L.-a. Ying, October, 1995 -- March 1996
Prof. A. Chorin of U. C. Berkeley, June, 1994
his photos in Kyoto
- Prof. R. Krasny of
University of Michigan, October, 1992
- People who participated in the
international workshop "Unstable and Turbulent Motion of Fluid",
which I organized together with S. Kida and T. Nishida
- Prof. S. Tavener of
Pennsylvania State University, January, 1993.
His photo in Japan
- Prof. M. Luskin of
University of Minnesota, November, 1991.
His photos in Japan