A thin, wiry black seaweed similar to hijiki.

A confetti-sliced sea vegetable. It is dark brown in color and has a delicate texture and flavor. It is often cooked with other vegetables, used in salads, or as an ingredient in medicinal preparations and baths.

Brown seaweed.

In Japanese, it means "the rough maiden". It is a social plant that grows in association with two other seaweeds, hiziki and ecklonia.