is both the southernmost and westernmost of the
national highways
National Highways, formerly the Highways Agency and later Highways England, is a State-owned enterprise, government-owned company charged with operating, maintaining and improving Roads in England, motorways and major A roads in England. It al ...
of
Japan
Japan ( ja, 日本, or , and formally , ''Nihonkoku'') is an island country in East Asia. It is situated in the northwest Pacific Ocean, and is bordered on the west by the Sea of Japan, while extending from the Sea of Okhotsk in the north ...
. It connects
Ishigaki, Okinawa
is a city in Okinawa Prefecture, Japan. It includes Ishigaki island and the Senkaku Islands territory. The city is the political, cultural, and economic center of the Yaeyama Islands. New Ishigaki Airport serves the city. As of December 2012, th ...
on
Ishigaki Island
, also known as ''Ishigakijima'', is a Japanese island south-west of Okinawa Hontō and the second-largest island of the Yaeyama Island group, behind Iriomote Island. It is located approximately south-west of Okinawa Hontō. It is within the ...
, to
Miyako-jima
is the largest and the most populous island among the Miyako Islands of Okinawa Prefecture, Japan. Miyako Island is administered as part of the City of Miyakojima, which includes not only Miyako Island, but also five other populated islands. ...
, and
Naha, Okinawa
is the capital city of Okinawa Prefecture, the southernmost prefecture of Japan. As of 1 June 2019, the city has an estimated population of 317,405 and a population density of 7,939 persons per km2 (20,562 persons per sq. mi.). The total area is ...
on
Okinawa Island
is the largest of the Okinawa Islands and the Ryukyu (''Nansei'') Islands of Japan in the Kyushu region. It is the smallest and least populated of the five main islands of Japan. The island is approximately long, an average wide, and has an ...
in Japan. Spanning the three islands by ferry, the highway has a total length of on land and when maritime distance is added.
Route description
National Route 390 features the 730 Intersection in
Ishigaki, a monument to the
day when traffic in Okinawa Prefecture was reverted from
driving on the right-hand side of the road to the left after the United States relinquished control over the prefecture to Japan following the
1971 Okinawa Reversion Agreement.
See also
*
*
References
External links
*
390
__NOTOC__
Year 390 (Roman numerals, CCCXC) was a common year starting on Tuesday (link will display the full calendar) of the Julian calendar. At the time, it was known as the Year of the Consulship of Augustus and Neoterius (or, less frequen ...
Roads in Okinawa Prefecture
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