Supreme Court justice; Supreme Court judge
Refers to a judge serving on the Supreme Court of Japan. The term is neutral and used in legal and news contexts.
Supreme Court justices are appointed by the Cabinet.
He served as a Supreme Court justice for many years.
US Supreme Court Justice; Associate Justice of the US Supreme Court
Compound of 最高 (supreme) + 裁判 (trial, judgment) + 事 (person in a role, as in 判事 'judge'). The term directly describes a justice of the highest court.