Region
Korea
China
5
Korea (South)
5
Japan
4
East Asia
2
Hokkaido (Japan)
2
Russia (Federation)
2
Ryukyu Islands
2
Cheju Island
1
Cheju Island (Korea)
1
Corée
1
Extrême-Orient
1
Hokkaidō (Japon)
1
Kwangju-si
1
Kwangju-si (Chŏlla-namdo)
1
Manchuria
1
Paekche (Kingdom)
1
Russia
1
Russian Far East
1
Ryūkyū (Japon)
1
Silla (Kingdom)
1
Taiwan
1
Vietnam
1