 | ||||
|---|---|---|---|---|
| 国道503号 | ||||
| Route information | ||||
| Length | 112.7 km [1] (70.0 mi) | |||
| Existed | 1993–present | |||
| Major junctions | ||||
| North end |   National Route 265 / National Route 315 in Takamori, Kumamoto | |||
| South end |  National Route 10 in Hyūga, Miyazaki | |||
| Location | ||||
| Country | Japan | |||
| Highway system | ||||
| ||||
 | This article relies largely or entirely on a single source .(February 2023) |
National Route 503 is a national highway of Japan connecting between Takamori, Kumamoto and Hyūga, Miyazaki in Japan, with total length has 112.7 km (70.0 mi).
National Route 7 is a major north-south national highway on the Sea of Japan side of the island of Honshū, Japan. It traverses four prefectures, with Niigata at its southern end, then Yamagata, Akita, and finally, Aomori at its northern end. The 471.8-kilometer (293.2 mi) long highway begins at an intersection with national routes 8, 17, 113, 116, 289, 350, and 402 in the capital of Niigata, Niigata. Travelling north, the highway links the prefectural capitals Akita and Aomori. In central Aomori the highway ends at the northern terminus of National Route 4 and National Route 45.
National Route 55 is a national highway of Japan connecting the cities of Tokushima and Kōchi on the island of Shikoku.
National Route 104 is a national highway of Japan connecting the cities of Hachinohe in southeastern Aomori Prefecture and Ōdate in northern Akita Prefecture in northern Japan. It travels east to west and has a total length of 126.3 kilometers (78.5 mi).
National Route 140 is a national highway of Japan connecting Kumagaya, Saitama and Fujikawa, Yamanashi in Japan, with a total length of 146.6 km (91.1 mi).
National Route 156 is a national highway of Japan connecting Gifu and Takaoka, Toyama in Japan, with a total length of 213.3 km (132.5 mi).
National Route 184 is a national highway of Japan connecting Izumo, Shimane and Onomichi, Hiroshima in Japan, with a total length of 203 km (126 mi).
National Route 190 is a national highway of Japan connecting Yamaguchi, Yamaguchi and San'yō-Onoda, Yamaguchi in Japan, with a total length of 43.7 km (27.2 mi).
National Route 221 is a national highway of Japan connecting Hitoyoshi, Kumamoto and Miyakonojō, Miyazaki in Japan, with a total length of 74.6 km (46.4 mi).
National Route 223 is a national highway of Japan connecting Kobayashi, Miyazaki and Kirishima, Kagoshima in Japan, with a total length of 72.5 km (45.0 mi).
National Route 248 is a national highway of Japan connecting Gamagōri and Gifu in Japan, with a total length of 113.3 km (70.4 mi).
National Route 256 is a national highway of Japan connecting Gifu and Iida, Nagano in Japan, with a total length of 243.4 km (151.2 mi).
National Route 264 is a national highway of Japan connecting Saga, Saga and Kurume, Fukuoka in Japan, with a total length of 27.4 km (17.0 mi)
National Route 292 is a national highway of Japan connecting Naganohara, Gunma and Myōkō, Niigata in Japan, with a total length of 112.6 km (70.0 mi).
National Route 342 is a national highway of Japan connecting Yokote, Akita and Tome, Miyagi in Japan, with a total length of 148.9 km (92.5 mi).
National Route 360 is a national highway of Japan connecting Toyama, Toyama and Komatsu, Ishikawa in Japan, with a total length of 128.3 km (79.7 mi).
National Route 399 is a national highway of Japan connecting Iwaki, Fukushima and Nan'yō, Yamagata in Japan, with a total length of 179.4 km (111.5 mi).
National Route 418 is a national highway of Japan connecting Ōno, Fukui and Iida, Nagano in Japan, with a total length of 243.3 km (151.2 mi).
National Route 504 is a national highway of Japan connecting between Kanoya, Kagoshima and Izumi, Kagoshima in Japan, with total length has 145.1 km (90.2 mi).
National Route 484 (国道484号) is a national highway of Japan in Okayama Prefecture that connects the cities of Bizen and Takahashi. The route has a total length of 62.9 kilometers (39.1 mi).
National Route 476 is a national highway of Japan. The highway connects Ōno, Fukui and Tsuruga, Fukui. It has a total length of 76.2 kilometers (47.3 mi).
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