Makarel Panggang (Saba Shioyaki)

Bahan-bahan (2 porsi)

• 2 fillets mackerel (saba) ((10 oz, 280 g))
• 2 Tbsp sake
• ½ tsp Diamond Crystal kosher salt
• 1 inch daikon radish ((2.6 oz, 75 g; grated))
• 1 wedge lemon ((cut in half))
• 1 tsp soy sauce