National Route 488 is a national highway of Japan connecting between

Masuda, Shimane is a Cities of Japan, city located in Shimane Prefecture, Japan. The city was founded on August 1, 1952. As of December 2021, the city has a population of 44,976. As of December 2019, the city has a population of 46,209. As of March 2017, the ...

and

Hatsukaichi, Hiroshima is a city located in Hiroshima Prefecture, Japan. The name derives from a market traditionally held on the 20th of each month with ''hatsuka'' (廿日) meaning "20th day" and ''ichi'' (市) translating to "market". The market continues to this day ...

in Japan, with total length has 108.9 km (67.66 mi).

References

488 Roads in Shimane Prefecture Roads in Hiroshima Prefecture {{Japan-road-stub