Cut salmon filet into bite sized cubes and put it into a bowl.
Add miso paste, yuzu sauce, garlic powder, salt, and pepper and mix well.
Let sit and marinate for 5-10 minutes.
Once marinated, spray air fryer basket with cooking oil and place salmon bites into a single layer.
Spray the tops of the salmon pieces with a bit of cooking oil and air fry at 390F for 8-10 minutes, flipping halfway.
Serve over rice and with a side of fresh veggies!