noun
authority; official; person in charge
Refers to a person who holds authority or is in a responsible position within an organization, especially in official or administrative contexts.
この問題については、当局者に直接お問い合わせください。
For this matter, please contact the authorities directly.
当局者の発表
We have no choice but to wait for an announcement from the officials.
責任者 is a person in charge or responsible person, often used in business or event settings, while 当局者 is more formal and typically used for government or official authorities.
Compound of 当局 (とうきょく, 'the authorities') + 者 (しゃ, 'person').