プロアクティブキャッシュじゃなかったです
puroakutibukyasshujanakattadesu

Noun
Desu Copula

The polite, past negative form of プロアクティブキャッシュ

1. Wasn't proactively caching.; Wasn't being proactive with the cache.

Past/Perfective
Negative
Polite
Casual Register
Computing