San'in Expressway

San'in Expressway (山陰自動車道 San'in Jidōsha-dō) is a proposed expressway extending from Tottori, Tottori prefecture to Mine, Yamaguchi prefecture. It will follow a path along the northern (San'in) coast of Chūgoku region, passing through Tottori, Shimane, and Yamaguchi prefectures.

Currently, the following segments are designated as part of the National Expressway route:

• Tottori-Masuda Route (鳥取益田線): Tottori -- Masuda, Shimane
• Misumi Mine Route (三隅美祢線): Nagato, Yamaguchi -- Mine

Expressways of Japan
East Nippon Expressway Company	Akita Aomori Ban-etsu Dōtō Hachinohe Higashi-Kantō Hokkaidō Hokuriku Jōban Jōshin-etsu Kamaishi Kan-Etsu Ken-Ō Kita-Kantō Nagano Nihonkai-Tōhoku Sasson Shin-Kūkō Tateyama Tōhoku Tōhoku-Chūō Tokyo Gaikan Yamagata
Central Nippon Expressway Company	Chūbu-Ōdan Chūō Higashi-Meihan Hokuriku Ise Isewangan Ken-Ō Kisei Meishin Nagano Shin-Meishin Shin-Tōmei Tōkai-Hokuriku Tōmei
West Nippon Expressway Company	Chūgoku Hamada Hanwa Harima Higashikyūshū Hiroshima Kanmonkyo Bridge Kansai-Kūkō Kinki Kōchi Kyūshū Maizuru-Wakasa Matsue Matsuyama Meishin Miyazaki Nagasaki Nishi-Meihan Ōita Okayama Okinawa Onomichi San-in Sanyō Shin-Meishin Takamatsu Tokushima Yonago
Honshū-Shikoku Bridge Expressway Company	Kobe-Awaji-Naruto Nishiseto Seto-Chūō
Urban Expressways	Fukuoka & Kitakyūshū Hanshin Hiroshima Nagoya Shuto Tokyo