港湾 こうわん運送 うんそう事業 じぎょうじゃありませんでした
kōwan'un sō jigyōjārimasendeshita

Noun
Desu Copula

The polite, past negative form of 港湾運送事業

1. Was not a port transportation business.; Was not involved in port transportation.

Past/Perfective
Negative
Polite
Terminal Form