noun
the four top party executives (of the LDP)
Refers specifically to the four key leadership posts within Japan's Liberal Democratic Party (LDP): secretary-general, chairman of the General Council, chairman of the Policy Research Council, and chairman of the Election Strategy Committee.
党四役の人事が発表された。
The appointments of the four top party executives were announced.
彼は党四役の一人として重要な役割を担っている。
He plays an important role as one of the four top party executives.