noun, noun which may take the genitive case particle 'no'
primitive times; prehistoric era
Refers to the earliest period of human history before written records, or metaphorically to a very early, undeveloped stage of something.
原始時代の人々は洞窟に住んでいた。
People in primitive times lived in caves.
この地域の原始時
Stone tools were discovered at a prehistoric site in this area.