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Namikata Ko Lighthouse

Fl (2) W 5s🇯🇵Seto Naikai Western, JPOperational

Location & Light Range

About Namikata Ko Lighthouse

Namikata Ko is a white building lighthouse situated in Seto Naikai Western. This structure stands 13 meters tall, with its light positioned at a focal height of 10 meters. The lighthouse emits two white flashes every 5 seconds. Its geographic range is noted as 5 nautical miles. The light is partially obscured between 175 degrees and 023 degrees beyond Pearson Isles.

Light & Optic

Characteristic Signature
Fl (2) W 5s
Flash Type
Flashing
Light Color
White
Flash Count
2 flashes
Interval
5s
Raw Code
Fl.(2)W. period 5s
Focal Height
10m
Light Range
5NM (9.3 km)
Geographic Range
5NM

Location

City
Seto Naikai Western
Country
🇯🇵JP
Latitude
34.1244°
Longitude
132.9572°

Nearby Vessels

Flag
Type
Name
Dist.

Tower & Structure

Tower Height
13m
Tower Color
white

Structure: White building; 13. W.Partially obscured 175°- 023° beyond Pearson Isles. STREAKY BAY:

References & Identifiers

Admiralty No.
M5459.4
NGA No.
8752
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Frequently Asked Questions

How far offshore can Namikata Ko Lighthouse be seen?+
With a focal height of 10 meters and a nominal range of 5 nautical miles (approximately 9.3 km), Namikata Ko 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 Namikata Ko Lighthouse at night?+
Namikata Ko displays the characteristic Fl (2) W 5s — 2 white flashes every 5 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 Namikata Ko Lighthouse guide vessels into?+
Namikata Ko Lighthouse assists vessels approaching 5 nearby ports. The closest is Namikata at 0.2 NM to the WNW. Other ports served include Hashihama (1.1 NM SE), Yoshiumi (4.4 NM ENE), Imabari (4.7 NM SE), Okamura (4.9 NM NW). Mariners should consult the relevant chart for full approach and pilotage information.
Is Namikata Ko Lighthouse still active and maintained?+
Yes, Namikata Ko 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 Namikata Ko Lighthouse?+
Namikata Ko 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 Namikata Ko Lighthouse?+
You can track vessels near Namikata Ko 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.