Nakakoshiki Entry Lighthouse
Location & Light Range
About Nakakoshiki Entry Lighthouse
Also known as: Nakakoshiki Entry (Tsutsuminishi)
This red, cylindrical concrete tower stands 9 meters tall and has a focal height of 12 meters. It is situated on a breakwater that guides vessels under the bridge connecting Kami-Koshikijima to Nakakashika Shima. The light emits a single red flash every 4 seconds and has a geographic range of 11 nautical miles. The structure includes a 1-story concrete equipment room attached to the round tower. A 2024 video shows a speedboat passing the lighthouse.
Why it matters: This light is essential for maritime navigation, specifically directing ships through the narrow channel beneath the bridge linking Kami-Koshikijima and Nakakashika Shima.
Light & Optic
- Flash Type
- Flashing
- Light Color
- Red
- Interval
- 4s
- Raw Code
- Fl R 4s
- Focal Height
- 12m
- Geographic Range
- 11NM
Construction & History
Significant events: speedboat passes in 2024 video
References & Identifiers
- Nearest Port
- Eishi(1.5 km)
- Admiralty No.
- M4995
- NGA No.
- 11108
- USCG No.
- JCG-6584
Tower & Structure
- Tower Height
- 9m
- Tower Shape
- cylindrical
- Tower Color
- red
- Material
- concrete
Structure: round concrete tower attached to a square 1-story concrete equipment room
Location
- City
- Satsumasendai
- Country
- 🇯🇵Japan
- Region
- Kagoshima Prefecture
- Sea Region
- Located on a breakwater (training wall) guiding ships under the bridge connecting Kami-Koshikijima to Nakakashika Shima.
- Latitude
- 31.8299°
- Longitude
- 129.8445°
Nearby Vessels
اعثر على منارة Nakakoshiki Entry على الخريطة البحرية المباشرة
خطّط رحلاتك قرب Japan، وشاهد السفن المجاورة في الوقت الفعلي، واستكشف أكثر من 14,900 معلَم ملاحي في التطبيق.