The is a railway line in

Osaka Prefecture is a prefecture of Japan located in the Kansai region of Honshu. Osaka Prefecture has a population of 8,778,035 () and has a geographic area of . Osaka Prefecture borders Hyōgo Prefecture to the northwest, Kyoto Prefecture to the north, Nara ...

, Japan, operated by the

private railway A private railway is a railroad run by a private business entity (usually a corporation but not need be), as opposed to a railroad run by a public sector. Japan In Japan, , commonly simply ''private railway'', refers to a public transit railway o ...

operator

Nankai Electric Railway is a private railway in Japan, founded in 1884. The name ''Nankai'' (which means "South Sea") comes from the company's routes along the Nankaidō, the old highway that ran south from the old capital, Kyoto, along the sea coast. Nankai predate ...

. The line connects Izumi-Chūō Station and Nakamozu Station, with through operations to and from the Kōya Line up to

Namba Station is a name shared by two physically separated railway stations in the Namba district of Chūō-ku, Osaka, Japan, operated by Nankai Electric Railway and the Osaka Metro. The name "Namba Station" can also refer to the entire station complex as a ...

in southern downtown Osaka.

Services

Along with services inside the line, through trains also operate to the Kōya Line beyond Nakamozu to . ;■ (LE) :All seats are reserved. Operations started on 5 December 2015. Trains pass Sakaihigashi and Fukai non-stop for the first time. ;■ (SbE) :Operated all day, through to Namba. ;■ (SmE) :Trains are operated all day, through to Namba. ;■ (L) :Operated all day. Mainly shuttles between Nakamozu and Izumi-Chūō (some trains for Komyoike). During the daytime and late at night, some services operate between Izumi-Chūō and Namba.

List of stations

All stations are located in

. *O: Trains stop. *, : Trains pass. *See the

Koya Line The is a railway line in Osaka Prefecture and Wakayama Prefecture, Japan, owned and operated by the Nankai Electric Railway, a private railway operator. It connects Osaka and Koyasan, the capital of the Japanese Buddhist sect Shingon, via the s ...

article for the stops of the through trains to Namba between Namba and Nakamozu.

Rolling stock

''Semboku Liner'' limited express services

* Semboku 12000 series EMU * Nankai 11000 series EMU (sometimes substituted by Nankai 12000 series) From 27 January 2017, a new Semboku 12000 series EMU was introduced on ''Semboku Liner'' services. File:Semboku12021 SembokuLiner.jpg, The Semboku 12000 series on a ''Semboku Liner'' service in February 2017 File:Nankai 11000 series Semboku-Liner ver.3.jpg, The Nankai 11000 series on a ''Semboku Liner'' service in November 2018

Local services

* Semboku 3000 series two- and four-car EMUs with stainless steel bodies * Semboku 5000 series eight-car EMUs with aluminium bodies * Semboku 7000 series two-, four-, and six-car EMUs with aluminium bodies * Semboku 7020 series two-, four-, and six-car EMUs with aluminium bodies * Semboku 9300 series four-car EMUs with stainless steel bodies (since 8 August 2023) File:Semboku 3554F.jpg, A Semboku 3000 series EMU File:Semboku 5503 Nakamozu 20160927.jpg, A Semboku 5000 series EMU in September 2016 File:Senboku-rapid-railway-7000Series02.jpg, A Semboku 7000 series EMU File:Semboku Rapid Railway 7522 at Tengachaya Station.JPG, A Semboku 7020 series EMU in August 2015 Semboku Series9300-9402.jpg, A Semboku 9300 series EMU in October 2023

Former rolling stock

* Semboku 100 series * Nankai 50000 series EMUs (''Semboku Liner'', November 2022 – 2023) File:1994-5-8-senboku107.JPG, A Semboku 100 series EMU in May 1995

History

The section from Nakamozu to Izumigaoka opened on 1 April 1971 as the , with double track and electrification at 600 V DC. The overhead line voltage was increased to 1,500 V DC from 7 October 1973, and the line was extended to Toga-Mikita on 7 December 1973. The line was extended to Komyoike on 20 August 1977, and to Izumi-Chuo on 1 April 1995. Owing to ongoing financial constraints caused by the

COVID-19 pandemic The COVID-19 pandemic (also known as the coronavirus pandemic and COVID pandemic), caused by severe acute respiratory syndrome coronavirus 2 (SARS-CoV-2), began with an disease outbreak, outbreak of COVID-19 in Wuhan, China, in December ...

, Semboku Rapid Railway announced that it would be merged into Nankai Railway. The merger took place on 1 April 2025. In addition, the line was renamed to the Semboku Line. Stations were renumbered to NK88 at Fukai through NK92 at Izumi-Chūō.

References

{{Osaka transit Semboku Line Rail transport in Osaka Prefecture Nankai Group 1971 establishments in Japan Railway lines in highway medians Railway lines opened in 1971 1067 mm gauge railways in Japan