Region
Japan
Japan --
37
United States --
United States
36
China --
6
China
5
East Asia --
3
United states --
3
Asia
1
Asia --
1
Asia, Southeastern
1
Asia, Southeastern --
1
East Asia
1
Foreign countries
1
India
1
India --
1
Indo-Pacific Region --
1
Japan. Rikugan. Kantogun. Butai, Dai 731 --
1
Korea (South)
1
Korea(Souith) --
1
Korea(South)
1
Korea(South) --
1
Latin America
1
Latin America --
1
Manchuria
1
Manchuria (China) --
1
Pacific Area --
1
Singapore
1
Singapore --
1
United Nations
1
Unites States
1
apan
1