Land
Chōsokabe
https://ja.wikipedia.org/wiki/%E9%95%B7%E5%AE%97%E6%88%91%E9%83%A8%E6%B0%8F
Definitionin_game/setup/countries/east_asia.txt:701
702color = map_CSK
703color2 = rgb {
16
41
202
}
https://ja.wikipedia.org/wiki/%E9%95%B7%E5%AE%97%E6%88%91%E9%83%A8%E6%B0%8F