Region
America
1
America --
1
Asia
7
Asia --
5
Asia Pacific
1
Australia
7
Australia --
7
China
2
China --
4
Cyprus --
1
Developing countries
1
East Asia
1
Europe
4
Europe --
4
Foreign countries
2
Great Britain
2
Great Britain --
3
India
1
India --
1
Iraq
2
Iraq --
2
Japan
5
Japan --
6
Japan. Rikugan. Kantogun. Butai, Dai 731 --
1
Korea (South)
2
Korea (South) --
2
Latin America
2
Latin America --
1
Lebanon
1
Lebanon --
1
Malaysia
1
Malaysia --
1
Manchuria
1
Manchuria (China) --
1
Middle East
1
Middle East --
1
Military relations --
1
Near East
1
Near East --
1
New Zealand
5
New Zealand --
5
Oceania
1
Oceania --
1
Pacific Area
2
Pacific area
2
Pacific area --
3
Philippines
3
Philippines --
3
Russia
2
Russia (Federation)
3
more ...