Boil vermicelli. Put on a plate.
Boil pork in boiling water, cool, cut into strips.
Algae put in cold water for 2 hours.
Cucumbers cut into strips, tomatoes - circles.
Mix vinegar, soy sauce, sugar, dashi.
Put cucumbers, seaweed and meat on top of vermicelli. Decorate with tomatoes. Drizzle with sauce. Put the mustard on the edge of the plate.
Serve cold.