noun
Laminaria ochotensis (species of kelp)
A species of kelp harvested around Rishiri Island, Hokkaido; used for making high-quality dashi.
利尻昆布は、だしを取るのに最適な昆布の一種です。
Rishiri kombu is a type of kelp ideal for making dashi.
この料理には、利尻昆布を使うと風味が良くなります。
Using Rishiri kombu in this dish improves the flavor.
Named after Rishiri Island (利尻) where it is harvested, combined with 昆布 (kombu, 'kelp').