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In 1949, pasting more than fifteen years from starting construction, the tunnel was opened to the opposite side. It made the resident's living environment improved. Nakayama Pass can be now passed by 20 minutes even if snow fall.
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in order to go shopping or to hospital until 1949. It usually took more than an hour to cross
Nakayama Pass. In the winter, it was hard to pass since snow fall is in excess of 4 m and sometimes there are snowstorm.
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Its width is 1.4 m and height is 1.5 at that time. Its widening work have done many times and it designated as route of
National Route 219 in 1982. After the designation, new Nakayama Tunnel
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The residents discussed and decided to build a tunnel in 1932. The construction began from
November 12, 1932. The residents had dug it by human power using pickaxes without hope the future.
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was open in 1998 in part of
National Route improvement undertaking and old Nakayama Tunnel ended a function as community road from 1949.
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had stopped this construction for almost four years giving priority the war and it restarted in 1947.
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Komatsukura settlement, Yamakoshi
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It made in between 1933 and 1949 by residents in
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488:: 361–366.
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