Coblenz – A Real American City in Europe – regionalgeschichte.net https://www.regionalgeschichte.net/bibliothek/ausstellungen/stars-and-stripes-over-the-rhine-the-american-occupation-1918-1923/coblenz-a-real-american-city-in-europe.html?L=1
The American fascination with east-Asian cuisine in those days led to the opening