保存 ほぞん期間 きかん検査 けんさでしょう
hozonkikankensadeshō

Noun
Desu Copula

Expresses probability in a polite manner ("probably…") of 保存期間検査

1. Probably a shelf-life inspection.; Likely a preservation period check.

Polite
Presumptive
Conjecture
Computing