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Shimokareki Lighthouse

Fl W 3s🇯🇵Nagasaki Area, JPOperational

Location & Light Range

About Shimokareki Lighthouse

The Shimokareki lighthouse stands 37 meters above sea level. It emits a white light, characterized by a single flash repeating every 3 seconds. This light serves a geographic range of 5 nautical miles. It is located in the Nagasaki Area.

Light & Optic

Characteristic Signature
Fl W 3s
Flash Type
Flashing
Light Color
White
Flash Count
1 flash
Interval
3s
Raw Code
Fl.W. period 3s
Focal Height
37m
Geographic Range
5NM

References & Identifiers

Admiralty No.
M5241
NGA No.
11972

Location

City
Nagasaki Area
Country
🇯🇵JP
Latitude
33.2031°
Longitude
129.5035°

Nearby Vessels

Flag
Type
Name
Dist.
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Frequently Asked Questions

How do mariners identify Shimokareki Lighthouse at night?+
Shimokareki displays the characteristic Fl W 3s — 1 white flash every 3 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 Shimokareki Lighthouse guide vessels into?+
Shimokareki Lighthouse assists vessels approaching 5 nearby ports. The closest is Tsuyoshi at 2.6 NM to the W. Other ports served include Shikamachi (5.9 NM NE), Ainoura/Sasebo (7.6 NM E), Kawachi, Nagasaki (7.6 NM N), Emukae (8.4 NM NE). Mariners should consult the relevant chart for full approach and pilotage information.
Is Shimokareki Lighthouse still active and maintained?+
Yes, Shimokareki 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 Shimokareki Lighthouse?+
Shimokareki 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 Shimokareki Lighthouse?+
You can track vessels near Shimokareki 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.