Hi
In Japan there are a wide range of folders. The Doppleganger range includes some bikes that look identical to your Gotham and Barcelona.

http://www.doppelganger-sports.jp/bike/

By the way if you wish to see some of the other types of folders available in Japan try this website.

http://www.cycle-yoshida.com/bicycle...lding_menu.htm

All the best
Rob