belly-opening cut; slicing a fish along its belly
A fish preparation technique where the belly is slit open, often for cleaning or cooking. Used in culinary contexts.
魚を腹開きにしてから塩を振る。
After making a belly cut in the fish, I sprinkle salt on it.
Compound of 腹 (はら, 'belly') and 開き (びらき, nominalized form of 開く, 'to open').