Region
Japan
China
61
Ryukyu Islands
19
Chine
7
Japon
7
Beijing (China)
2
Korea
2
Senkaku Islands
2
Asia
1
Beijing
1
Cambodia
1
Diaoyutai Islands (China)
1
East Asia
1
Europe
1
Great Britain
1
Manchuria
1
Manchuria (China)
1
Nihon
1
Niigata-ken
1
Niigata-ken (Japan)
1
Okinawaken
1
Philippines
1
Ryūkyū (Japon)
1
Soviet Union
1
Taiwan
1
Tokyo
1
Tokyo (Japan)
1
United States
1