Osea from Ace Combat in Countryhuman. Ace Combat, country- Osean Federation. : r/CountryHumans
Ace Combat - Osean Federation - YouTube
Osean Maritime Defense Force | Acepedia | Fandom
Osean 6th Paramarine Regiment - "This is Princess Rosa Cossette E'lise of the Kingdom of Erusea, The Osean Federation has forced construction of its giant space elevator on our territory which is