ざいしょく
ざいしょく 【在職 】▸ 在職中の [に, で ]in office .▸ 4年間の在職期間中に during a tenure of four years .▸ 在職している be [stay ] in office / hold office .▸ 在職中はお世話になりました You were a great help to me while I was in office [during my tenure of office ].