Combine soy sauce, lemon juice, mirin, 2 tablespoons water and bonito in small bowl. Let stand 30 minutes. Strain sauce through fine strainer; discard bonito shavings. (Can be made 4 hours ahead. Cover and let stand at room temperature.)
This broiled hot honey salmon recipe results in sweet, spicy, glossy fish coated in a homemade hot honey glaze for an easy weeknight dinner or make-ahead lunch.