Region
China
China --
20
Japan
20
Japan --
United States
7
United States --
7
East Asia --
4
ASEAN
1
Asia
1
Asia --
1
Asia, Southeastern
1
Asia, Southeastern --
1
East Asia
1
Europe
1
Europe --
1
India
1
India --
1
Korea
1
Korea (South) --
1
Korea --
1
Senkaku Islands --
1
United Nations
1
Western countries
1
Western countries --
1