Remove the shells and veins from the shrimp, then wash them thoroughly.
Julienne the cucumber and carrot thinly.
Boil the udon noodles and rinse them in cold water to remove excess water.
Cook the shrimp in boiling water, then cool them down.
Arrange the udon noodles, shrimp, and vegetables in a bowl.
Pour cold udon sauce (soy sauce, vinegar, sugar, kelp broth, etc.) over the ingredients.
Add ice or cold water to make it chilled.