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Japan National Route 257
National Route 257
is a
national highway
of
Japan
connecting
Nishi-ku, Hamamatsu
and
Takayama, Gifu
in Japan, with a
total length
of
241
.6
km
.
Route
description
A
section
of
National Route
257
in
the city
of
Toyota
in
Aichi Prefecture
is a
musical road
.
