国家
伊佐
https://ja.wikipedia.org/wiki/%E5%B8%B8%E9%99%B8%E4%BC%8A%E4%BD%90%E6%B0%8F
定义in_game/setup/countries/east_asia.txt:750
751color = map_ISA
752color2 = rgb {
16
41
202
}
https://ja.wikipedia.org/wiki/%E5%B8%B8%E9%99%B8%E4%BC%8A%E4%BD%90%E6%B0%8F