Translation guide
A person who plays an important role in an organization, event, or field.
Referring to someone who is central or crucial to a group, project, or situation.
A formal and direct translation, suitable for business, politics, or serious contexts.
He is a key figure in this project.
Emphasizes being at the center of an activity or movement. Common in news and formal contexts.
She was a key figure in the reform movement.
A loanword from English, used in business and casual contexts. Sounds modern and slightly informal.
He is the key figure in these negotiations.
Literally 'big shot', used for influential or powerful people, often in politics, business, or entertainment. Can sound colloquial.
He is a key figure in the political world.
Highlighting someone whose knowledge or position makes them essential.
重要人物 is a straightforward 'important person', while 中心人物 emphasizes being at the core of an activity. Use 中心人物 when the person is actively leading or central to a movement.
The direct translation '鍵の人物' is not used. Use the terms above instead.
He is the key figure behind the company's turnaround.