— by Rain Noe: Nagashi-somen, or “flowing noodles,” is a bizarre food tradition for a country as obsessed with hygiene as Japan.

A sort of primitive forerunner to kaiten (conveyor belt) sushi, nagashi-somen is a summertime cold noodle dish that is served in an unusual way: Boiled in a pot, then dumped in clumps into a long bamboo track filled with flowing spring water to cool the noodles. The track flows, like a Hot Wheels course, throughout the entire restaurant…

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