Koiji Shima Lighthouse
Location & Light Range
About Koiji Shima Lighthouse
Also known as: Koiji Shima (Minamata Kō)
Established in 1957, Koiji Shima lighthouse is a concrete cylindrical tower standing 11 meters tall, situated on the western tip of an island off Minamata harbor. Its structure consists of a concrete post rising from a one-story concrete equipment building. The focal height of the light is 32 meters above sea level, casting a white flash every 3 seconds with a geographic range of 15.7 nautical miles. The site is open to the public, though the tower itself remains closed. Koiji Shima is located in Japan's Kumamoto Prefecture.
Why it matters: This lighthouse is important for guiding vessels approaching and departing Minamata harbor, aiding navigation around the western tip of Koiji Shima and supporting local commercial shipping.
Light & Optic
- Flash Type
- Flashing
- Light Color
- White
- Interval
- 3s
- Raw Code
- Fl W 3s
- Focal Height
- 32m
- Geographic Range
- 15.7NM
Construction & History
- Year Built
- 1957
Visiting
- Open to public
- Site open, tower closed
Nearby Vessels
Tower & Structure
- Tower Height
- 11m
- Tower Shape
- cylindrical
- Tower Color
- white
- Material
- concrete
Structure: concrete post rising from a 1-story concrete equipment building
Location
- City
- Minamata
- Country
- 🇯🇵Japan
- Region
- Kumamoto Prefecture
- Sea Region
- western tip of Koiji Shima, an island off Minamata harbor
- Latitude
- 32.1967°
- Longitude
- 130.3608°
References & Identifiers
- Nearest Port
- Minamata(0.5 km)
- ARLHS No.
- JPN-2100
اعثر على منارة Koiji Shima على الخريطة البحرية المباشرة
خطّط رحلاتك قرب Japan، وشاهد السفن المجاورة في الوقت الفعلي، واستكشف أكثر من 14,900 معلَم ملاحي في التطبيق.