木鉄 もくてつ こう造船 ぞうせんじゃなかったです
mo kute tsukō zōsenjanakattadesu

Noun
Desu Copula

The polite, past negative form of 木鉄交造船

1. Wasn't a wooden and iron-clad ship.

Past/Perfective
Negative
Polite
Casual Register