designated dangerous animal (under Japanese law)
A legal term referring to animals specified as dangerous to human life or property under the Act on Welfare and Management of Animals. Often used in official contexts.
To keep a designated dangerous animal, you need permission from the prefectural governor.
Compound of 特定 (tokutei, 'specific, designated') and 動物 (dōbutsu, 'animal'). A modern legal term with no deeper historical derivation.