Hetalia: Axis Powers - Paint It, White!

teens

20th century, alien, alien encounter, alien invasion, allies, anime, band, brother brother relationship, chile, clever, culture clash, educational, family relations, feel good, friendship, heroic mission, humorous, international crisis, international relations, male protagonist, not serious, painting, parody, political satire, politics, save the world, secret hideout, society, spacecraft, space travel, state affairs, white flag, witty, world

Japan