Boil the buckwheat noodles in boiling water.
Rinse the noodles in cold water and drain.
Boil anchovy kelp broth.
Season the broth with soy sauce, mirin, and salt to taste.
Place the buckwheat noodles in a bowl and pour the hot broth over them.
Top with green onions, seaweed, fried tofu and other garnishes.