noun, noun which may take the genitive case particle 'no'
unconsciousness; loss of consciousness
A formal or medical term for being completely unconscious, often used in serious contexts such as accidents or medical emergencies.
事故で人事不省の状態になった。
He fell into a state of unconsciousness due to the accident.
彼女は人事不省に陥り、すぐに病院に運ばれた。
She lapsed into unconsciousness and was immediately taken to the hospital.