Name: Subterra Ultima
Government: Emergency rule; President Jaoko son Seatilburn
Land: Southern Japan, most specifically the ruins of Tokyo
Old nationality: American
Society: American survivors sailed from San Francisco and Seattle to Tokyo, where they met with 5,000 Japanese survivors. 15,000 was just enough to secure Tokyo. Numbering 15,000 (10,000 Americans), they are on the brink. Makeshift markets selling 'Old Tech' have been set up. Culture has taken on some interesting twists:
Naming: Jacob+Lao=Jaoko, 'son' always follows, Seattleborn>Seatilburn
Cuisine: Sushi is inconceivably popular and has been adapted for fast food. Many crafty dishes have been made in underground fish farms and sealed-off hidden agriculture.
Art: This remains the main time-passer in a bleak society, anime is the main format, although a style known as "Watercolor-Anime' Has arisen, combining sharp outlines with blending colors.
Technology: Whatever could be salvaged is now used in military works. Civilian tech is renaissance at best, although a few basic services such as plumbing have remained. However, they have perfected the art of unmaking and have seeker rifles to one-shot fungi-humans.
Industries: Gunmaking, cuisine, and art. A few corporations with solar air-transport can ship items to Korea. Corporations large enough to do this would be the Amerishima Firearms Enterprise, the Derimana Food Corp, and the Hydrolinim Aartists coalitions.