Region
Japan --
165
Japan
128
United States
26
United States --
24
Asia, Southeastern
17
Asia
14
Asia, Southeastern --
14
China --
13
East Asia --
13
Asia --
12
East Asia
12
China
11
Malaysia
5
Malaysia --
5
Pacific Area
5
Developing countries --
4
Pacific Area --
4
Developing countries
3
Europe
3
Europe --
3
ASEAN countries
2
ASEAN countries --
2
Australia
2
Australia --
2
European Economic Community countries --
2
Korea (South)
2
Singapore
2
Singapore --
2
Southeast Asia
2
Southeast Asia --
2
Case studies
1
European Union Countries
1
European Union Countries --
1
Foreign countries
1
Fukushima-ken
1
Germany
1
Great Britain
1
Great Britain --
1
India --
1
Indonesia --
1
Japan (Hiroshima) --
1
Japanese, Invesments --
1
Korea (South) --
1
Malaya
1
Malaya --
1
Oceania
1
Pacific Ocean
1
Pacific area
1
Pacific area --
1
Pakistan --
1
more ...