Kombu (edible kelp, especially Saccharina japonica); a type of seaweed used mainly to make dashi and in cooking.
昆布でだしを取ると、料理がいっそう美味しくなる。
When you make dashi with kombu, the dish becomes even more delicious.
昆布巻きは正月料理の定番だ。
Kombu rolls are a staple New Year's dish.
スーパーで干し昆布と生昆布の両方を売っている。
The supermarket sells both dried kombu and fresh kombu.