1
Published 1991
...Japan -- Relations -- Congresses -- Foreign countries...
2
Published 1988
...Japan -- Relations -- Congresses -- India...
3
Published 1990
...Japan -- Relations -- Congresses -- United States...
4
Published 1987
...Japan -- Relations -- Congresses -- United States...
5
Published 1991
...Japan -- Relations -- Congresses -- Europe...
6
Published 1994
...Japan -- Relations -- Congresses -- Japan...
7
Published 1994
...Japan -- Relations -- Congresses -- East Asia...