きた赤道 せきどう海流 かいりゅうじゃありませんでした
kita sekidōkairyūjārimasendeshita

Noun
Desu Copula

The polite, past negative form of 北赤道海流

1. It was not the North Equatorial Current.

Past/Perfective
Negative
Polite
Terminal Form