海洋 かいよう気象 きしょう だいじゃなかったです
kaiyō kishō daija nakattadesu

Noun
Desu Copula

The polite, past negative form of 海洋気象台

1. Wasn't the Ocean Meteorological Agency.; Wasn't the maritime weather station.

Past/Perfective
Negative
Polite
Casual Register