冒頭ぼうとう陳述ちんじゅつじゃないです
bōtōchinjutsujanaidesu

Noun
Desu Copula
Negation Auxiliary

The polite negative form of 冒頭陳述

1. It's not an introductory remark.; It's not a preamble.

Negative
Polite
Casual Register