便宜 べんぎ置籍 ちせき せんじゃなかったです
bengichisekisenjanakattadesu

Noun
Desu Copula

The polite, past negative form of 便宜置籍船

1. Wasn't a cheap registered ship.; Wasn't an inexpensive registered vessel.

Past/Perfective
Negative
Polite
Casual Register