noun
national treasure
Refers to a tangible or intangible cultural property designated as a National Treasure by the Japanese government under the Law for the Protection of Cultural Properties. Also used metaphorically for a person or thing of great value to the nation.
この仏像は国宝に指定されている。
This Buddhist statue is designated as a national treasure.
彼は日本の国宝のような存
He is like a national treasure of Japan.