is an underground

rapid transit Rapid transit or mass rapid transit (MRT), also known as heavy rail or metro, is a type of high-capacity public transport generally found in urban areas. A rapid transit system that primarily or traditionally runs below the surface may be c ...

line in

Osaka is a designated city in the Kansai region of Honshu in Japan. It is the capital of and most populous city in Osaka Prefecture, and the third most populous city in Japan, following Special wards of Tokyo and Yokohama. With a population of ...

, Japan. It is one of the lines of

Osaka Metro The is a major rapid transit system in the Osaka Metropolitan Area of Japan, operated by the Osaka Metro Company, Ltd. It serves the city of Osaka and the adjacent municipalities of Higashiosaka, Kadoma, Moriguchi, Sakai, Suita, and Yao. ...

. It links the northwestern district of Fukushima-ku and the southeastern district of Ikuno-ku with the central commercial and entertainment district of

Namba is a district of Osaka, Japan. It is located in Chūō and Naniwa wards. Namba is regarded as the center of so-called ''Minami'' ("South") area of Osaka. Its name is one of variations on the former name of Osaka, '' Naniwa''. Namba is b ...

. The line is paralleled by the underground Kintetsu Namba Line/ Hanshin Namba Line connection line in its central section. Its official name is , while the Osaka Municipal Transportation Bureau refers to it as , and in

MLIT The , abbreviated MLIT, is a ministry of the Japanese government.国土交通省設置法 ...

publications, it is written as . Station numbers are indicated by the letter S.

Platform screen doors Platform screen doors (PSDs), also known as platform edge doors (PEDs), are used at some train, rapid transit and people mover stations to separate the platform from train tracks, as well as on some bus rapid transit, tram and light rail syste ...

are located at all of the stations. The first station, Minami-Tatsumi, had them installed on March 14, 2014 and operation started in April. The final station, Nodahanshin, had them installed and operating in December. All platforms are long enough for eight-car trains however a part of each platform has been blocked off, since only four-car trains are needed to carry the amount of traffic on the line. In 2013 the line carried on average 181,238 passengers per day.

History

*16 April 1969 – Nodahanshin – Sakuragawa (opening) *25 July 1969 – Tanimachi Kyūchōme – Imazato (opening) *10 September 1969 – Imazato – Shin-Fukae (opening) *11 March 1970 – Sakuragawa – Tanimachi Kyūchōme (opening) *2 December 1981 – Shin-Fukae – Minami-Tatsumi (opening)

Stations

Rolling stock

Current

* 25 series (since 1991) As there is no dedicated rolling stock depot on the Sennichimae Line, trains are transferred to Morinomiya Depot on the Chūō Line via a connecting track at Awaza.

Former

* 50 series (1969–1994) * 100 series (later version) (1979–1989) * 30 series (1991–1995)

References

{{Osaka transit Osaka Metro Rail transport in Osaka Prefecture Railway lines opened in 1969 750 V DC railway electrification 1969 establishments in Japan