Birth

1951/08/08 at Tokyo, Japan

Graduate

1976/03/31: Faculty of Agriculture, Nihon University

Graduate school

1980/03/31: Master's degree at Faculty of Agriculture, Yamagata University
1986/03/31: Doctor'd degree at Faculty of Agriculture, Hokkaido University

Past occupation

from 1986: Institute for Forest Tree Improvement, Oji Paper Company
from 1991: Lecture of Kyoto University
from 1991: Associate professor, Tohoku University
from 1993: Associate professor, Yamagata University
from 2001: professor, Yamagata University
from 2011: Director of Yamagata field science center
from 2015: Director of library, Faculty of agriculture

Social contribution

Preservation forest council of the Tohoku branch of National Forest
Forestry council of Yamagata Prefecture
Environmental council of Yamagata Prefecture