Preheat oven to 375 degrees. In your blender or food processor, process the pumpkin seeds and the matcha until seeds are chopped. Add almond meal and seasoning salt and process for a few seconds. Then add Parmesan cheese and process for a few seconds. The texture should be like very coarse sand.
Place salmon fillets onto glass baking sheet. Squirt lemon juice over fillets. Season with a bit of salt if you want. Place matcha-pumpkin seed mixture onto salmon fillets. Roast for 15 minutes or until cooked to your liking.