Matakoiya - The smallest restaurant in the world? Tsukiji, Tokyo

Is this the smallest restaurant in the world?
At the outer Tsukiji Fishmarket in Tokyo you find a long row of standing restaurants. Most of them serve great noodles or tempura udon. It's a place for the people that work in the fishmarket and need to grab something to eat before they go home around lunchtime after many hours of work.
The sushi restaurant Matakoiya is a standing sushi counter open to the street with no walls or door. The sushi chef serves 3 guests at a time. The sushi is served on a long green leaf and he is specialized in tunafish.
It's a fun place to grab something quickly if you are in the area. Open from early morning to late afternoon.

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