noun
executor; enforcer; person in charge of implementation
Refers to someone who carries out a plan, order, or legal decision. Can be used in business, legal, or organizational contexts.
彼はプロジェクトの執行人として任命された。
He was appointed as the person in charge of implementing the project.
裁判所は遺言の執行人を指名した。
The court appointed an executor of the will.
Compound of 執行 (しっこう, 'execution, enforcement') and 人 (にん, 'person'). The exact historical derivation is uncertain, but the word follows a standard pattern for forming agent nouns.