日光 にっこう せい黒子 こくしじゃなかったです
nikkōseikoku shija nakattadesu

Noun
Desu Copula

The polite, past negative form of 日光性黒子

1. Wasn't a sunspot.; Wasn't a solar flare.

Past/Perfective
Negative
Polite
Casual Register
Medicine