督とく促そく状じょう

noun

demand note; dunning letter

A formal written notice demanding payment of an overdue debt, often sent by a creditor or collection agency.

• 督とく促そく状じょうが届とどいたら、すぐに支し払はらいを済すませたほうがいい。

  If you receive a demand note, you should pay it right away.