Seikan Tunnel
undersea railway tunnel in Japan connecting Hokkaido and Honshu
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Summary
Seikan Tunnel is a railway tunnel[1]. It ranks in the top 0.93% of railway tunnel entities by monthly Wikipedia readership (9,255 views/month, #2 of 214).[2]
Key Facts
- Located in the administrative territorial entity: Imabetsu[3], Shiriuchi[4]
- Country: Japan[5]
- Instance of: undersea tunnel[6]
- Owned by: Japan Railway Construction, Transport and Technology Agency[7]
- Operator: Hokkaido Railway Company[8], Japan Freight Railway Company[9]
- Crosses: Tsugaru Strait[10]
- Commons category: Seikan Tunnel[11]
- Has part(s): Yoshioka-Kaitei Station[12], Tappi-Kaitei Station[13]
- Terminus: Honshu[14]
- Inception: March 10, 1985[15]
- Significant event: start of construction[16]
- Official website: https://www.jrhokkaido.co.jp/network/seikan/[17]
- Topic's main category: Category:Seikan Tunnel[18]
- Type of electrification: 25 kV, 50 Hz AC railway electrification[19]
- Commons gallery: Seikan Tunnel[20]
- Track gauge: standard-gauge railway[21], 1067 mm track gauge[22]
- Replaces: Seikan Ferry[23]
- Date of official opening: March 13, 1988[24]
- Native label: 青函トンネル[25]
- Length: 53,850 m[26]
- Carries thoroughfare: Hokkaido Shinkansen[27], Kaikyō Line[28]
- Subject has role: Japan's longest railway tunnel[29]
- Speed limit: 260 kilometre per hour[30]
- On focus list of Wikimedia project: Wikipedia:Vital articles/Level/4[31]
- Dedicated heritage entity: Fukushima Town Seikan Tunnel Museum[32]
Why It Matters
Seikan Tunnel has Wikipedia articles in 29 language editions, a strong signal of global cultural recognition.[33] It is known by 32 alternative names across languages and contexts.[34]