Marinated, deep-fried mackerel

12 mackerel ("saba"), about 30 g each
Sauce:
3 tablespoons soy sauce ("shoyu")
1 tablespoon "sake" (Japanese rice wine)
1 teaspoon ginger ("shoga") juice
all-purpose flour
salad oil

1. Marinate mackerel in sauce for 15 to 20 minutes.
2. Drain on paper towel and dust with all-purpose flour.
3. Preheat high-speed gas oven to about 460F (230C). Arrange fish on lightly greased oven plate, pour oil over and cook in oven about 10 minutes. Alternatively, fish can be deep-fried. Garnish with citrus fruit if desired.