Length 63.5 km | ||
National Route 497 is a national highway of Japan connecting between Hakata-ku, Fukuoka and Takeo, Saga in Japan, with total length has 63.5 km (39.5 mi).
A major part of the road is known as the Nishikyūshū Expressway (西九州自動車道, Nishi Kyūshū Jidōshadō), a toll road connecting Fukuoka and Takeo, Saga managed by West Nippon Expressway Company.
References
Japan National Route 497 Wikipedia(Text) CC BY-SA