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Mateshima Lighthouse

Fl W 4s🇯🇵Kyushu-West Coast, JPOperational

Location & Light Range

About Mateshima Lighthouse

This square concrete lighthouse stands 13 meters tall, painted with white and black daymarks. Its focal height reaches 24 meters above sea level. The light emits a single white flash every 4 seconds, visible for a geographic range of 7 nautical miles. The structure is designed as a latticed tower with rectangular daymarks facing traffic on both sides.

Light & Optic

Characteristic Signature
Fl W 4s
Flash Type
Flashing
Light Color
White
Flash Count
1 flash
Interval
4s
Raw Code
Fl.W. period 4s
Focal Height
24m
Light Range
7NM (13.0 km)
Geographic Range
7NM

Location

City
Kyushu-West Coast
Country
🇯🇵JP
Latitude
32.2764°
Longitude
130.1895°

Nearby Vessels

Flag
Type
Name
Dist.

Tower & Structure

Tower Height
13m
Tower Shape
square
Tower Color
white and black
Material
concrete

Structure: Square latticed tower, black and white rectangular daymarks, facing traffic on both sides; 13

References & Identifiers

Admiralty No.
M5129
NGA No.
11392
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Frequently Asked Questions

How far offshore can Mateshima Lighthouse be seen?+
With a focal height of 24 meters and a nominal range of 7 nautical miles (approximately 13.0 km), Mateshima is visible from well offshore under standard atmospheric conditions. Actual visibility depends on observer height, weather, and sea state. As a shorter-range light, it primarily serves nearshore and coastal traffic.
How do mariners identify Mateshima Lighthouse at night?+
Mateshima displays the characteristic Fl W 4s — 1 white flash every 4 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.
Which ports and harbors does Mateshima Lighthouse guide vessels into?+
Mateshima Lighthouse assists vessels approaching 5 nearby ports. The closest is Kuzu at 1.1 NM to the S. Other ports served include Katasoba (1.3 NM E), Kamihira (2.9 NM WNW), Fukami (4.9 NM WSW), Amatsuke (6.5 NM NNE). Mariners should consult the relevant chart for full approach and pilotage information.
Is Mateshima Lighthouse still active and maintained?+
Yes, Mateshima 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 Mateshima Lighthouse?+
Mateshima 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 Mateshima Lighthouse?+
You can track vessels near Mateshima 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.