Katsuobushi
…stuffing for rice balls (onigiri). As a topping for rice. Popular for bentō, often covered with strips of laver. Dried okaka is used as an ingredient of furikake rice topping (called "okaka furikake"). As a seasoning for cold tofu (hiyayakko, 冷奴) along with grated ginger and Welsh onion (a type of spring onion…