特殊 とくしゅ取扱 とりあつかい郵便 ゆうびんなら
tokushu toriatsukaiyūbinnara

Noun
Da Copula

The "-nara" conditional form ("if/when…") of 特殊取扱郵便

1. If it's special handling mail; When it's special handling mail

Nara Conditional