Roe

Capelin roe ("masago") is considered as a high value product, particularly in Japan.
 * Masago

Tobiko (とびこ) is the Japanese word for the flying fish roe used to create certain types of sushi.
 * Tobiko

Ikura (イクラ) - Salmon roe. Large reddish-orange individual spheres. Since salmon eggs are also used as bait, first-time sushi eaters who have experienced fishing may be taken aback when served ikura.
 * Ikura