Julienne the cucumber, tofu, and carrot thinly.
Blanch the tofu in boiling water, then remove excess moisture.
Cook the noodles, rinse in cold water, and drain well.
In a bowl, combine tofu, cucumber, carrot, and noodles. Add gochujang (Korean red pepper paste), vinegar, sesame oil, soy sauce, and minced garlic and mix well.
Transfer to a plate and sprinkle with roasted sesame seeds to finish.