| Keisei Main Line | |
| Native Name: | 京成本線 |
| Native Name Lang: | ja |
| Color: | 005aaa |
| Type: | Commuter rail |
| System: | Keisei Electric Railway |
| Locale: | Tokyo, Chiba prefectures |
| Stations: | 42 |
| Daily Ridership: | 500,121 (FY2010)[1] |
| Operator: | Keisei Electric Railway |
| Depot: | Sogosando |
| Maxincline: | 4.0% |
| Trainprotection: | C-ATS |
| Electrification: | (overhead catenary) |
| Map State: | collapsed |
The is a railway line of Japanese private railway company Keisei Electric Railway connecting Tokyo and Narita, Japan. It is the main line of Keisei's railway network.Built as an interurban between Tokyo and Narita in the early 20th century, the line has been serving as a main access route to Narita International Airport since 1978. It also serves major cities along the line such as Funabashi, Narashino, and Sakura.
In 2010, the Narita Sky Access opened as a bypass of the line, reducing the role of the main line in the airport access.
The airport access train connecting and runs on the Main Line between Keisei Ueno and . Between Keisei Takasago and Narita Airport Terminal 1, it runs on the Narita Sky Access Line. Runs the entire length of the route in 44 minutes (36 minutes from Nippori to Narita Airport Terminal 2·3).
From Keisei Ueno to . Trains call at Nippori, Aoto, Keisei Funabashi, and Keisei Narita.
Runs only in the morning from Narita Airport Terminal 1 and Keisei Narita to Keisei Ueno.
Runs only in the evening from Keisei Ueno to Keisei Narita and Narita Airport Terminal 1.
Non-charged. Runs from Keisei Ueno or Oshiage Line to Narita Airport Terminal 1. Runs during morning and evening times only. Runs from Keisei Ueno or Oshiage Line to Hokusō, Narita Airport Terminal 1 or Shibayama Chiyoda.
Non-charged. Runs from Keisei Ueno or Oshiage Line to Narita Airport Terminal 1, via the Narita Sky Access Line between Keisei Takasago and Narita Airport Terminal 1.
Non-charged. Runs only from the late morning to the early evening. Runs from Keisei Ueno or Oshiage Line to Hokusō, Narita Airport Terminal 1 or Shibayama Chiyoda.
Runs from Keisei Ueno or Oshiage Line to Narita Airport Terminal 1 or Shibayama Chiyoda. Runs only in the morning and evenings.
Runs from Keisei Ueno or Oshiage Line to Narita Airport Terminal 1 or Shibayama Chiyoda.
Sometimes called .
| No. | Name | Japanese | Distance (km) | R | C | L | A | L | M/E | S | Transfers | Location | |
|---|---|---|---|---|---|---|---|---|---|---|---|---|---|
| 京成上野 | - -->|style="text-align: right"|0.0|style="background:Pink; text-align:center;"|●|style="background:SkyBlue; text-align:center;"|●|style="background:Red; text-align:center;"|●|style="background:Orange; text-align:center;"|●|style="background:Green; text-align:center;"|●|style="background:#5362a8; text-align:center;"|●|style="background:#092d67; text-align:center; color:White;"|●|style="white-space:nowrap;"||Taitō|rowspan="14"|Tokyo|-|||日暮里|style="text-align: right"|2.1|style="background:Pink; text-align:center;"|●|style="background:SkyBlue; text-align:center;"|●|style="background:Red; text-align:center;"|●|style="background:Orange; text-align:center;"|●|style="background:Green; text-align:center;"|●|style="background:#5362a8; text-align:center;"|●|style="background:#092d67; text-align:center; color:White;"|●||rowspan="3"|Arakawa|-|||新三河島|style="text-align: right"|3.4|style="background:Pink; text-align:center;"|│|style="background:SkyBlue; text-align:center;"|│|style="background:Red; text-align:center;"|│|style="background:Orange; text-align:center;"|| | │ | │ | |||-|||町屋|style="text-align: right"|4.3|style="background:Pink; text-align:center;"|│|style="background:SkyBlue; text-align:center;"|│|style="background:Red; text-align:center;"|│|style="background:Orange; text-align:center;"|||style="background:Green; text-align:center;"|│|style="background:#5362a8; text-align:center;"|│|style="background:#092d67; text-align:center; color:White;"||||-|||千住大橋|style="text-align: right"|5.9|style="background:Pink; text-align:center;"|●|style="background:SkyBlue; text-align:center;"|│|style="background:Red; text-align:center;"|│|style="background:Orange; text-align:center;"|||style="background:Green; text-align:center;"|│|style="background:#5362a8; text-align:center;"|│|style="background:#092d67; text-align:center; color:White;"||||rowspan="2"|Adachi|-|||京成関屋|style="text-align: right"|7.3|style="background:Pink; text-align:center;"|│|style="background:SkyBlue; text-align:center;"|│|style="background:Red; text-align:center;"|│|style="background:Orange; text-align:center;"|||style="background:Green; text-align:center;"|│|style="background:#5362a8; text-align:center;"|│|style="background:#092d67; text-align:center; color:White;"||| Tobu Skytree Line (Ushida Station: TS08)|-|||堀切菖蒲園|style="text-align: right"|8.8|style="background:Pink; text-align:center;"|│|style="background:SkyBlue; text-align:center;"|│|style="background:Red; text-align:center;"|│|style="background:Orange; text-align:center;"|||style="background:Green; text-align:center;"|│|style="background:#5362a8; text-align:center;"|│|style="background:#092d67; text-align:center; color:White;"||||rowspan="4"|Katsushika|-|||お花茶屋|style="text-align: right"|9.9|style="background:Pink; text-align:center;"|│|style="background:SkyBlue; text-align:center;"|│|style="background:Red; text-align:center;"|│|style="background:Orange; text-align:center;"|||style="background:Green; text-align:center;"|│|style="background:#5362a8; text-align:center;"|│|style="background:#092d67; text-align:center; color:White;"||||-!colspan="4"|Through Services via the Keisei Oshiage Line|colspan="8"|To/from via the Toei Asakusa Line To/from via the Toei Asakusa Line and Keikyū Main Line, and via the Keikyū Kurihama Line To/from Haneda Airport Terminal 1·2 and Terminal 3 via the Toei Asakusa Line, Keikyū Main Line and Keikyū Airport Line|-|||青砥|style="text-align: right"|11.5|style="background:Pink; text-align:center;"|●|style="background:SkyBlue; text-align:center;"|●|style="background:Red; text-align:center;"|●|style="background:Orange; text-align:center;"|●|style="background:Green; text-align:center;"|●|style="background:#5362a8; text-align:center;"|●|style="background:#092d67; text-align:center; color:White;"|▲| Keisei Oshiage Line|-|||京成高砂|style="text-align: right"|12.7|style="background:Pink; text-align:center;"|●|style="background:SkyBlue; text-align:center;"|●|style="background:Red; text-align:center;"|●|style="background:Orange; text-align:center;"|●|style="background:Green; text-align:center;"|●|style="background:#5362a8; text-align:center;"|│|style="background:#092d67; text-align:center; color:White;"|| | |||||||||
| Through Services | To/from via the Narita Sky Access Line To/from via the Hokusō Line | ||||||||||||
| 京成小岩 | 1.8 --> | 14.5 | ● | │ | │ | Narita Sky Access Line | │ | │ | Narita Sky Access Line | Edogawa | |||
| 江戸川 | 1.2 --> | 15.7 | │ | │ | │ | │ | │ | ||||||
| 国府台 | 0.7 --> | 16.4 | │ | │ | │ | │ | │ | Ichikawa | Chiba Prefecture | ||||
| 市川真間 | 0.9 --> | 17.3 | │ | │ | │ | │ | │ | ||||||
| 菅野 | 0.9 --> | 18.2 | │ | │ | │ | │ | │ | ||||||
| 京成八幡 | 0.9 --> | 19.1 | ● | ● | ● | ● | │ | Toei Shinjuku Line (Motoyawata Station: S-21) Chūō-Sōbu Line (Motoyawata: JB28) | |||||
| 鬼越 | 1.0 --> | 20.1 | │ | │ | │ | │ | │ | ||||||
| 京成中山 | 0.7 --> | 20.8 | │ | │ | │ | │ | │ | Funabashi | |||||
| 東中山 | 0.8 --> | 21.6 | ● | │ | ◇ | │ | │ | ||||||
| 京成西船 | 0.6 --> | 22.2 | │ | │ | │ | │ | │ | ||||||
| 海神 | 1.4 --> | 23.6 | │ | │ | │ | │ | │ | ||||||
| 京成船橋 | 1.5 --> | 25.1 | ● | ● | ● | ● | ● | ||||||
| 大神宮下 | 1.3 --> | 26.4 | │ | │ | │ | │ | │ | ||||||
| 船橋競馬場 | 0.8 --> | 27.2 | ● | │ | │ | │ | │ | ||||||
| 谷津 | 1.0 --> | 28.2 | │ | │ | │ | │ | │ | Narashino | |||||
| 京成津田沼 | 2.4 --> | 29.7 | ● | ● | ● | ● | │ | ||||||
| 京成大久保 | 2.4 --> | 32.1 | ● | │ | │ | │ | │ | ||||||
| 実籾 | 1.9 --> | 34.0 | ● | │ | │ | │ | │ | ||||||
| 八千代台 | 2.6 --> | 36.6 | ● | ● | ● | ● | ● | Yachiyo | |||||
| 京成大和田 | 2.1 --> | 38.7 | ● | │ | │ | │ | │ | ||||||
| 勝田台 | 1.6 --> | 40.3 | ● | ● | ● | ● | │ | Tōyō Rapid Railway Line (Tōyō-Katsutadai Station: TR09) | |||||
| 志津 | 1.8 --> | 42.1 | ● | ● | │ | │ | │ | Sakura | |||||
| ユーカリが丘< | -- | 1.1 --> | 43.2 | ● | ● | │ | │ | │ | Yamaman Yūkarigaoka Line | ||||
| 京成臼井 | 2.5 --> | 45.7 | ● | ● | │ | │ | │ | ||||||
| 京成佐倉 | 4.4 --> | 51.0 | ● | ● | ● | ● | ● | ||||||
| 大佐倉 | 2.0 --> | 53.0 | ● | ● | ● | │ | │ | ||||||
| 京成酒々井 | 2.0 --> | 55.0 | ● | ● | ● | │ | │ | Shisui | |||||
| 宗吾参道 | 2.0 --> | 57.0 | ● | ● | ● | │ | │ | ||||||
| 公津の杜 | 1.6 --> | 58.6 | ● | ● | ● | │ | │ | Narita | |||||
| 京成成田 | 2.6 --> | 61.2 | ● | ● | ● | ● | ● | ||||||
| 空港第2ビル | 7.1 --> | 68.3 | ● | ● | ● | ●[3] | ● | ● | ● | ||||
| 成田空港 | 1.0 --> | 69.3 | ● | ● | ● | ● | ● | ● | ● | ||||
All sections opened as electrified dual track unless noted otherwise. The initial section opened between Takasago and Edogawa as gauge in 1912, and the line was progressively extended in both directions, reaching Narita in 1930 and Ueno in 1933.
In 1959, the line was regauged to . In 1978, it was extended to Narita Airport (now Higashi-Narita). The single track extension to Terminal 1 was opened in 1992.
This article incorporates material from the corresponding article in the Japanese Wikipedia.