noun
fan mussel; pen shell (Atrina pectinata)
A species of large bivalve mollusk found in East Asian waters, often used in sashimi and sushi.
タイラギは寿司ネタとして人気がある。
The fan mussel is popular as a sushi topping.
タイラギの貝柱は刺身で食べられる。
The adductor muscle of the fan mussel is eaten as sashimi.