孤城 こじょう落月 らくげつじゃなかったです
kojōrakugetsujanakattadesu

Noun
Desu Copula

The polite, past negative form of 孤城落月

1. Wasn't a lonely castle reflecting the moon.; Wasn't a solitary castle with the moon reflected.

Past/Perfective
Negative
Polite
Casual Register