最さい年ねん長ちょう者しゃ

noun

oldest person; senior-most member

Refers to the person with the highest age in a group, organization, or family. Often used in formal or respectful contexts.

• 彼かれはクラスで最さい年ねん長ちょう者しゃだ。

  He is the oldest person in the class.

• 最さい年ねん長ちょう者しゃとして、会かい議ぎで最さい初しょに意い見けんを述のべた。

  As the senior-most member, I gave my opinion first at the meeting.