A powerful person or influential figure — someone who holds significant political, social, or organizational power and decision-making authority.
その政策は権力者の意向で決められたようだ。
It seems that policy was decided according to the wishes of those in power.
地域の権力者が資金提供を申し出た。
A local influential person offered to provide funding.
権力者の判断が市民生活に大きな影響を与えることがある。
The decisions of those in power can greatly affect citizens' lives.