In a large pot with boiling water add the bouillon cubes. When dissolved, add the pasta and cook following pack instructions until al dente.
In a large skillet, heat 1 Tbsp sesame oil and add the salmon fillets. Cook for 3-4 minutes until almost cooked and remove from the pan. Add remaining 1 Tbsp sesame oil and add the vegetables. Cook until slightly softened and add the mirin sauce. Add the salmon back to the pan and break in pieces with a fork.
Meanwhile, mix all dressing ingredients together.
Add the pasta to the pan with the salmon and vegetables. Add the dressing and mix well. Serve hot.