Combine in medium size bowl; soy sauce, brown sugar, garlic, ginger, and pepper. Slowly wisk in sesame oil. Add salmon pieces to bowl making sure to coat them all, and marinate for 1 to 2 hours. Set oven to 350. Place salmon on baking dish, pour remaining marinade over salmon and bake for 12-15 minutes until golden brown.
Serving suggestions, rice and green beans.