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|Shintetsu Ao Line|
|Owner||Kobe Electric Railway|
|Termini|| Suzurandai |
|Opened||28 December 1936|
|Line length||29.2 km (18.1 mi)|
|Track gauge||1,067 mm (3 ft 6 in)|
|Electrification||1,500 V DC|
|Operating speed||70 km/h (45 mph)|
The Ao Line (粟生線, Ao-sen) is a commuter railway line in Hyōgo Prefecture, Japan, operated by the Kobe Electric Railway (Shintetsu). It connects Kobe with its northwestern suburb, Ono. The line is 29.2 km (18.1 mi) long, extending from Suzurandai in Kita-ku to Ao, where the line connects with the West Japan Railway Company (JR West) Kakogawa Line, although all trains continue past Suzurandai to Shinkaichi via the Shintetsu Arima Line and Kobe Rapid Railway Namboku Line.
Between Suzurandai Station and Kizu Station, track gradient can reach 50‰ at most.
The Miki Electric Railway Co. opened the Suzurandai – Hirono Golf-jo-mae on 28 December 1936.  DMUs operated until the section was electrified the following year and extended to Miki Uenomaru, with the extension to Miki opening in 1938.
In 1947 the company merged with the Kobe Electric Railway Co., which extended the line to Ono on 28 December 1951, and from Ono to Ao on 10 April 1952. 
The Nishi-Suzurandai – Aina section was duplicated in 1982, and the Kizu – Oshibedani section was duplicated between 1979 and 1989.
The Kōbe Main Line of Hankyu Railway is one of the three major commuter heavy rail lines in the Keihanshin conurbation of Japan. It links the urban centres of Osaka and Kobe by connecting the major stations of Umeda in Osaka and Sannomiya in Kobe.
Kōbe Rapid Transit Railway Company, Limited is a railway company in central Kobe, Japan.
The Namboku Line is one of two lines owned by the Kobe Rapid Transit Railway (0.4 km). It is operated by Kobe Electric Railway and has only two stations. This short stretch of track, opened in 1968 is important as it connects the Kobe Electric Railway to Shinkaichi, allowing Shintetsu passengers to transfer directly to Hankyū and Hanshin trains bound for Kobe Sannomiya and Umeda (Osaka), and Sanyo line trains bound for Himeji. As it is only used by Shintetsu rolling stock, the line is narrow gauge.
Kobe Electric Railway Co., Ltd., often called Shintetsu (神鉄), is a Japanese private railway company in Kobe and surrounding cities.
Ono is a city located in Hyōgo Prefecture, Japan. The city was founded on December 1, 1954. As of 30 April 2017, the city had an estimated population of 49,025, with 19,633 households, and a population density of 520 persons per km². The total area is 93.68 square kilometres (36.17 sq mi).
The Osaka Line is a railway line in Japan owned by Kintetsu Railway, connecting Osaka and Mie Prefecture via Nara Prefecture. The line is the longest double-tracked railway of non-JR operators. Together with the Nagoya Line, this line forms the route for Kintetsu limited express services connecting Osaka and Nagoya in competition with the Tokaido Shinkansen.
The Hokuriku Main Line(Japanese: 北陸本線, Japanese pronunciation: [Hokuriku-honsen]) is a 176.6 kilometer railway line owned by the West Japan Railway Company connecting the Maibara Station in Maibara, Shiga, with the Kanazawa Station in Kanazawa, Ishikawa. It serves the Hokuriku region on the northern central coast of Honshu, the largest island of Japan, as well as offering connections to the regions of Kansai, Tōkai, Kantō, and Tōhoku.
The Fukuchiyama Line is a railway line operated by West Japan Railway Company connecting Osaka and Fukuchiyama, Japan. Within JR West's "Urban Network" covering the Osaka–Kobe–Kyoto metropolitan region, the line from Osaka to Sasayamaguchi is also called the JR Takarazuka Line (JR宝塚線). The line traverses the cities of Kawanishi and Takarazuka in the northwestern corner of the Osaka metropolitan area.
The Katamachi Line, officially nicknamed the Gakkentoshi Line, is a commuter rail line and service in the Osaka-Kobe-Kyoto Metropolitan Area of Japan, owned and operated by West Japan Railway Company. The line connects Kizu Station in Kyoto Prefecture and Kyōbashi Station in Osaka.
The Kansai Main Line is a railway line in Japan, which connects Nagoya Station with JR Namba Station in Osaka. It is jointly run by the Central Japan Railway Company and West Japan Railway Company, with the boundary between both companies being located at Kameyama Station in Kameyama, Mie.
The Hanshin Main Line is a railway line operated by the private railway company Hanshin Electric Railway in Japan. It connects the two cities of Osaka and Kobe, between Umeda and Kobe-Sannomiya stations respectively.
The Nara Line is a commuter rail line in the Osaka–Kobe–Kyoto metropolitan area, operated by the West Japan Railway Company. Its official termini are Kizu Station in Kizugawa and Kyōto Station in Kyoto, within Kyoto Prefecture; however, all trains continue past Kizu on the Yamatoji Line to Nara Station in Nara, Nara Prefecture.
The Yosan Line is the principal railway line on the island of Shikoku in Japan, connecting the major cities of Shikoku, and via the Honshi-Bisan Line, with Honshu. It is operated by the Shikoku Railway Company, and is aligned approximately parallel with the Inland Sea coast, connecting the prefectural capitals of Takamatsu and Matsuyama and continuing on to Uwajima. The name of the line comes from Iyo (伊予) and Sanuki (讃岐), the old names of Ehime and Kagawa, respectively.
The Odakyū Enoshima Line is a branch line operated by the Japanese private railway operator Odakyū Electric Railway in eastern Kanagawa Prefecture. The Enoshima Line branches from the Odawara Line at Sagami-Ōno, extending south to Fujisawa and Katase-Enoshima, a distance of 27.6 km. It was completed with 13 stations on April 1, 1929.
The Arima Line is a commuter railway line in Kobe, Japan operated by Kobe Electric Railway. It connects central Kobe with its northern suburbs in Kita-ku and Arima Onsen.
The Sanda Line is a commuter railway line in Hyōgo Prefecture, Japan operated by Kobe Electric Railway. It connects Kobe with its northern suburb, Sanda.
The Miki Line was a Japanese railway line in Hyōgo Prefecture, between Yakujin Station in Kakogawa and Miki Station in Miki. This was the only railway line Miki Railway Company operated. The line linked Miki and the West Japan Railway Company Kakogawa Line at Yakujin station.
The Hōjō Line is a Japanese railway line in Hyōgo Prefecture, between Ao, Ono and Hōjōmachi, Kasai. This is the only railway line operated by Hojo Railway Company. The third sector company took former Japanese National Railways line in 1985. The line links Hōjō, a central town of Kasai, and two railway lines, namely JR West Kakogawa Line and Shintetsu Ao Line.
Hirono Golf-jō-mae Station is a railway station in Miki, Hyōgo Prefecture, Japan.
The San'yō Main Line is a major railway line owned by JR Group companies in western Japan, connecting Kōbe Station and Moji Station, largely paralleling the coast of the Inland Sea, in other words, the southern coast of western Honshu. The San'yō Shinkansen line largely parallels its route. The name Sanyō derived from the ancient region and highway San'yōdō, the road on the sunny (south) side of the mountains.
This article incorporates material from the corresponding article in the Japanese Wikipedia