長ネギ (ながねぎ), also known as "Japanese long green onion" or "Welsh onion," is a type of onion commonly used in Japanese cuisine. It has a long, slender shape and a mild flavor, making it a versatile ingredient in various dishes. The green tops are often used as a garnish, while the white part can be cooked in soups, stir-fries, and salads. This vegetable is rich in vitamins and minerals, particularly vitamin K and vitamin C. It is often found in traditional dishes like 味噌汁 (miso soup) and お好み焼き (okonomiyaki). Long green onions are also popular in other Asian cuisines, highlighting their global appeal.