Jomon Tunnel常紋トンネルEP 1016:052024-06-28Called the "J Tunnel" in the work, with a danger rank of SS. Tsunemon Tunnel is a railway tunnel on the Sekihoku Main Line in Hokkaido. More than a hundred workers died during its construction, and some of them are said to have been buried in the tunnel as human pillars after being killed. Since 1970, eleven bodies have been discovered at the tunnel construction site. Tsunemon Tunnel is still an active railway tunnel, so please do not approach it carelessly.
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