| West Nippon Expressway Company Limited | |
| Native Name: | 西日本高速道路株式会社 |
| Native Name Lang: | ja |
| Romanized Name: | Nishi-nihon Kōsoku-dōro Kabushiki-gaisha |
| Type: | State-owned KK |
| Predecessor: | Japan Highway Public Corporation |
| Hq Location City: | Kita-ku, Osaka, Osaka |
| Hq Location Country: | Japan |
| Area Served: | Kansai, Chūgoku, Kyūshū, Shikoku and Okinawa |
| Key People: | Yoshinari Ishizuka (President) |
| Owner: | Government of Japan[1] |
| Parent: | Japan Expressway Holding and Debt Repayment Agency (Ministry of Land, Infrastructure, Transport and Tourism) |
| Num Employees: | 2,374 |
| Num Employees Year: | 2016 |
The, abbreviated as, is one of the main operators of expressways and toll roads in Japan. It is headquartered on the 19th floor of Dojima Avanza in Kita-ku, Osaka.[2] The company was established on October 1, 2005, as a result of the privatization of Japan Highway Public Corporation.[3] The company manages roadways mainly in the Kansai and Chūgoku regions as well as on Kyūshū, Shikoku, and Okinawa Island. Roadways in other regions of Japan are managed by East Nippon Expressway Company and Central Nippon Expressway Company.[4]