noun
contact organization; point of contact
Refers to an organization or office that serves as a public-facing contact point, often for inquiries, applications, or coordination.
この窓口機関に問い合わせてください。
Please contact this contact organization.
Compound of 窓口 (madoguchi, 'window' or 'contact point') and 機関 (kikan, 'organization' or 'agency').