"Oni-shime" is one way to maintain the freshness of fish. It is very important to cool down the fish immediately after catching it. "Oni-shime" is to cool the fish with seawater that has been chilled so that it does not come into contact with fresh water. This is a video that shows that it is not good for fresh water to come into contact with fish. Common sense in the world is not always correct. Keep evolving, anglers, sushi chefs, and fishermen. #鬼絞め #onishime #ぱぱちぇる #papachel