Kazunoko (Herring Roe)

Bahan-bahan (4 porsi)

• 5 pieces salted herring roe ((4.9-7 oz, 140-200 g for five pieces))
• 6 cups water ((divided into thirds))
• 3 tsp Diamond Crystal kosher salt ((divided into thirds))
• 2 Tbsp sake
• 1 Tbsp mirin
• 1 cup dashi (Japanese soup stock)
• 2 Tbsp usukuchi (light-colored) soy sauce ((you can use regular soy sauce))
• 1 Tbsp katsuobushi (dried bonito flakes) ((1 Tbsp is 1.5 g))
• katsuobushi (dried bonito flakes)