1. 1998- Study on the data base for landslide slopes
2. 1997- Study on the data base for space information to
establish Space Information Science
3. 1994-1999 Study on the mechanism of disaster occurrence
on slopes
4. 1997-1999 Study on the mechanism of landslides
and slope disruptions
5. 1989- Study on the prediction of volcanic eruptions
6. 1997 Study on the prediction of landslide occurrence
using Geographic Information System*
7. 1997 Urgent study on the landslide in the Yahata Plain
and the debris-avalanche in Izumo City
8. 1995-1996 Study on the occurrence and primary causes
of earthflow disasters in volcanic areas
9. 1993-1996 Study on the systematization of
topographical information of landslides
10.1992-1994 Study on the primary causes and mechanism
of detritus flows
11.1990-1994 International joint study on the development
of a predictable method of earthflow
disasters in volcanic areas
12.1993-1996 Study on the mobility mechanism of
earthflows disrupted on sandy slopes