designated invasive alien species
Legal term under Japan's Invasive Alien Species Act (外来生物法). Refers to non-native species officially designated as harmful to ecosystems, human safety, or agriculture. Often used in official documents and news reports.
See also: 外来生物法
Raccoons are designated as an invasive alien species.
Breeding or importing designated invasive alien species is prohibited by law.
Compound of 特定 (tokutei, 'specific, designated') + 外来 (gairai, 'foreign, introduced') + 生物 (seibutsu, 'organism, living thing'). A modern legal term coined under the Invasive Alien Species Act.