The relics, such as excavated mokkan, are precious legacy for understanding life in Nara period, but most of the ancient structural remnants were destroyed by construction works regardless of the oppositions of the local residents and researchers.
出土した木簡などの遺物は奈良時代の生活を知る貴重な遺産となったが、地元や研究者の反対にも関わらず遺構の多くは建設により破壊された。