Step 1: Preheat your oven to 400°F (200°C).
Step 2: In a mixing bowl, combine the mayonnaise, wasabi, and soy sauce. Mix well until smooth and creamy.
Step 3: Place the salmon fillets on a lined baking sheet and evenly spread the wasabi mayonnaise over each fillet.
Step 4: Sprinkle the furikake seasoning evenly over the salmon fillets.
Step 5: Bake the salmon in the preheated oven for about 12-15 minutes, until cooked through and flaky.
Step 6: Remove from the oven, let it rest for a minute, then serve with steamed rice or a fresh salad.