also: こぶ
noun
kelp; kombu
Refers to edible kelp, especially Saccharina japonica, used in Japanese cuisine for dashi, simmered dishes, and tsukudani. The term can also cover other edible Laminariaceae species.
from Ainu
昆布でだしを取ります。
I make dashi stock with kombu.
この昆布は北海道産です。
This kombu is from Hokkaido.