Region
Japan --
465
Japan
388
United States
79
United States --
74
Asia
56
Asia --
50
China --
46
East Asia --
41
China
35
Asia, Southeastern
31
Asia, Southeastern --
31
East Asia
29
Pacific Area --
15
Malaysia
14
Pacific Area
14
Europe --
13
Europe
12
Korea (South)
8
Malaysia --
8
Korea (South) --
7
Southeast Asia
7
Southeast Asia --
7
ASEAN countries
6
ASEAN countries --
6
Soviet Union --
6
Foreign countries
5
Indonesia --
5
Soviet Union
5
Australia
4
Australia --
4
Developing countries --
4
European Economic Community countries --
4
India --
4
Indonesia
4
Korea (North) --
4
Pacific area --
4
Philippines --
4
Singapore
4
Taiwan
4
Taiwan --
4
Tokyo
4
Africa --
3
Developing countries
3
Germany
3
Great Britain
3
Great Britain --
3
Hiroshima-shi (Japan) --
3
Japan - --
3
Korea (North)
3
Pacific area
3
more ...