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Kazura Shima Lighthouse

Fl (2) White 6s🇯🇵Naoshima, JPOperational

Location & Light Range

About Kazura Shima Lighthouse

Kazura Shima Lighthouse stands on the southern tip of Kazura Shima, an island located west of Naoshima in Japan's Kagawa Prefecture. The structure is a 11-meter-tall, round, cylindrical concrete tower painted white, rising from a single-story concrete equipment room. Its light emits a white flash every 6 seconds from a focal height of 23 meters. This lighthouse has a geographic range of 13.8 nautical miles. It guides vessels navigating the southern approaches to Kazura Shima and the waters near Naoshima.

Why it matters: The consistent light signal from Kazura Shima Lighthouse aids mariners in orienting themselves within the complex island geography of the Seto Inland Sea, particularly those approaching or departing Naoshima.

Light & Optic

Characteristic Signature
Fl (2) White 6s
Flash Type
Flashing
Light Color
White
Flash Count
2 flashes
Interval
6s
Raw Code
Fl W 6s
Focal Height
23m
Geographic Range
13.8NM

Location

City
Naoshima
Country
🇯🇵Japan
Region
Kagawa Prefecture
Sea Region
southern tip of Kazura Shima, an island off the west side of Naoshima, Japan.
Latitude
34.4687°
Longitude
133.9587°

Nearby Vessels

Flag
Type
Name
Dist.

Tower & Structure

Tower Height
11m
Tower Shape
cylindrical
Tower Color
white
Material
concrete

Structure: round cylindrical concrete tower with gallery, rising from a 1-story concrete equipment room

References & Identifiers

Nearest Port
Naoshima(0.7 km)
Admiralty No.
M5739
NGA No.
8086
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Frequently Asked Questions

How do mariners identify Kazura Shima Lighthouse at night?+
Kazura Shima displays the characteristic Fl (2) White 6s — 2 white flashes every 6 seconds. Each lighthouse has a unique flash pattern published in the List of Lights, allowing mariners to positively identify it and distinguish it from other navigation aids in the area. The white color may indicate a specific sector or warning zone.
Which ports and harbors does Kazura Shima Lighthouse guide vessels into?+
Kazura Shima Lighthouse assists vessels approaching 5 nearby ports. The closest is Futamado at 1 NM to the NNW. Other ports served include Futamata, Kagoshima (1 NM NNW), Futamata, Shimane (1 NM NNW), Matama (1 NM NNW), Tamano (1 NM WNW). Mariners should consult the relevant chart for full approach and pilotage information.
Is Kazura Shima Lighthouse still active and maintained?+
Yes, Kazura Shima Lighthouse is currently operational. It is actively maintained and continues to emit its characteristic light signal for marine navigation. Most modern lighthouses are automated and monitored remotely by the national maritime authority.
What shipping routes pass near Kazura Shima Lighthouse?+
Kazura Shima Lighthouse is located within the Japan / Korea shipping lane — a busy shipping corridor linking the major ports of Japan and South Korea. This makes it an important navigation reference for commercial shipping traffic in the region.
How can I track vessels near Kazura Shima Lighthouse?+
You can track vessels near Kazura Shima Lighthouse in real time using MarineRadar. The platform shows live AIS positions of ships in the area, including vessel name, type, flag, speed, and course. Use the "Track Vessels Nearby" button on this page to open the live map centered on this lighthouse.