入眠 にゅうみん 幻覚 げんかくでしょう
nyū minji genkakudeshō

Noun
Desu Copula

Expresses probability in a polite manner ("probably…") of 入眠時幻覚

1. Probably a hypnagogic hallucination.

Polite
Presumptive
Conjecture
Medicine