人じん跡せき未み踏とうじんせきみとうじ字FuriganaMeanings1noun, noun which may take the genitive case particle 'no'unexplored; untrodden by humansyojijukugo (four-character idiom)›A yojijukugo meaning a place where no human has ever set foot; often used in literary or descriptive contexts for remote wilderness.その山やま奥おくは人じん跡