幻覚 げんかく作用 さようではありませんでした
genkakusayōdewārimasendeshita

Noun
Desu Copula
no-Adjective

The polite, past negative form of 幻覚作用

1. Was not a hallucination.; It was not hallucinatory.

Past/Perfective
Negative
Polite
Formal Register