noun
Oriental silverfish
A species of silverfish (Ctenolepisma villosa) found in Japan. The name is usually written in katakana.
ヤマトシミは湿った場所に生息する。
Oriental silverfish live in damp places.
The name combines 大和 (Yamato, an old name for Japan) and 紙魚 (shimi, silverfish). The exact origin is uncertain, but it likely refers to a silverfish species native to Japan.