料金 りょうきん後納 こうのう郵便 ゆうびんではありません
ryōkinkōnōyūbindewārimasen

Noun
Desu Copula
Negation Auxiliary

The polite negative form of 料金後納郵便

1. It is not a postage-due postal item.; It is not a collect-on-delivery item.

Negative
Polite
Formal Register