is a
national highway of
Japan
Japan is an island country in East Asia. Located in the Pacific Ocean off the northeast coast of the Asia, Asian mainland, it is bordered on the west by the Sea of Japan and extends from the Sea of Okhotsk in the north to the East China Sea ...
that traverses the
prefecture
A prefecture (from the Latin word, "''praefectura"'') is an administrative jurisdiction traditionally governed by an appointed prefect. This can be a regional or local government subdivision in various countries, or a subdivision in certain inter ...
of
Yamagata in a southeast–northwest routing. It connects the prefecture's capital city,
Yamagata in eastern Yamagata Prefecture to the city of
Sakata on the prefecture's western coast. It has a total length of .
Route description
National Route 112 begins at a junction with
National Route 13 and
National Route 48 in
Yamagata Prefecture
is a Prefectures of Japan, prefecture of Japan located in the Tōhoku region of Honshu. It has a population of 1,005,926 (1 February 2025) and an area of 9,325 Square kilometre, km2 (3,600 Square mile, sq mi). Its neighbours are Akita Prefectu ...
's capital city,
Yamagata in the eastern part of the prefecture. The highway passes through Yamagata's city center. A part of this National Route 112 in central Yamagata is closed to auto traffic during the annual
Yamagata Hanagasa Festival The is one of the four major Japanese festivals of the Tōhoku region. It is held in the capital city of Yamagata, Yamagata Prefecture. The ''hanagasa'' is a headpiece that is shaped like a flower and was traditionally dyed red from locally grown ...
and is utilized as a part of the primary venue for the festival. After passing through the capital city's central district, the highway curves to the northwest, passing through the town of
Nakayama on the way to the city of
Sagae. The highway bypasses the city's central district, traveling along the eastern and northern edge of the city. On the western fringe of Sagae the highway shares a brief concurrency with
National Route 458. In the city of
Tsuruoka
is a Cities of Japan, city in Yamagata Prefecture, Japan. , the city had an estimated population of 125,389 in 49,024 households, and a population density of 95.74 persons per km2. The total area of the city is . Tsuruoka is the biggest city in ...
, the highway shares concurrencies with
National Route 345 and then
National Route 7. After passing through the central district of Sakata, the highway ends at a junction with National Route 7 on the northern side of the city. National Route 112 has a total length of .
History
National Route 112 was established by the
Cabinet of Japan
The is the chief executive body of the government of Japan. It consists of the prime minister, who is appointed by the Emperor after being nominated by the National Diet, in addition to up to nineteen other members, called ministers of stat ...
on 18 May 1954 as Secondary National Route 112 between the cities of Yamagata and Tsuruoka. The highway was reclassified as General National Route 112 on 1 April 1965. On 1 April 1993, the highway's ending point was shifted from Tsuruoka to Sakata following an order from the Cabinet of Japan.
Major junctions
The route lies entirely within
Yamagata Prefecture
is a Prefectures of Japan, prefecture of Japan located in the Tōhoku region of Honshu. It has a population of 1,005,926 (1 February 2025) and an area of 9,325 Square kilometre, km2 (3,600 Square mile, sq mi). Its neighbours are Akita Prefectu ...
.
See also
*
*
References
External links
*
{{National Routes of Japan, 112
112
Roads in Yamagata Prefecture
1953 establishments in Japan