まとめ役やく

noun

coordinator; mediator; person who brings things together

Refers to a person who takes on the role of organizing, mediating, or pulling together a group, discussion, or project. Often used in informal or semi-formal contexts like group projects, meetings, or community activities.

• 彼かれはいつもグループのまとめ役やくを引ひき受うける。

  He always takes on the role of coordinator for the group.

• 会かい議ぎでは、まとめ役やくがいないと話はなしがまとまらない。

  In meetings, without a facilitator, discussions don't come together.