創そう設せつメンバー

noun

founding member

Refers to a person who was part of the original group that established an organization, club, company, etc.

• 彼かれはそのバンドの創そう設せつメンバーだ。

  He is a founding member of the band.

• 創そう設せつメンバーとして、会かい社しゃの成せい長ちょうを見み守まもってきた。

  As a founding member, I have watched the company grow.