First of all, pour hot water to the noodles for 1 minute, loosen the noodles gently wtih fork or chopstick anthen rain the water out. Set aside.
Mix all the yakisoba sauce ingredients in a small bowl and set aside.
Cut the chicken breast into thin slices. Julienne the carrot and cut the shiitake mushroom, onion into thin slices. Cut the cabbage leaves into square pieces and spring onions into 2" pieces.
Heat the large skillet pan or wok into medium-high heat, drizzle 2 tablespoon of oil. Add the chicken pieces and stir fry for 1-2 minutes until the chicken is cooked through.
Then add the carrot, onion and shiitake mushroom and stir fry for 1 minute.
Then add the noodles and pour the sauce over the noodles. Stir fry for another 1-2 minutes. Add spring onions and combine all ingredients evenly.
Make a taste test and add salt and pepper if needed.
Transfer to serving plate and garnish with Japanese red ginger pickle. Serve immediately!