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Shimanourashima Lighthouse

Fl (2) W 7s🇯🇵Kyushu-East Coast, JPOperational

Location & Light Range

About Shimanourashima Lighthouse

This lighthouse is situated on the east coast of Kyushu. Its white, cylindrical tower measures 13 meters in height. The light produces two white flashes, repeating every 7 seconds. The focal height of the light is 193 meters, providing a geographic range of 13 nautical miles.

Light & Optic

Characteristic Signature
Fl (2) W 7s
Flash Type
Flashing
Light Color
White
Flash Count
2 flashes
Interval
7s
Raw Code
Fl.(2)W. period 7s
Focal Height
193m
Light Range
12NM (22.2 km)
Geographic Range
13NM

Location

City
Kyushu-East Coast
Country
🇯🇵JP
Latitude
32.6649°
Longitude
131.8214°

Nearby Vessels

Flag
Type
Name
Dist.

Tower & Structure

Tower Height
13m
Tower Shape
cylindrical
Tower Color
white

Structure: Cylindrical mast; 13

References & Identifiers

Admiralty No.
M4904
NGA No.
10648
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Frequently Asked Questions

How far offshore can Shimanourashima Lighthouse be seen?+
With a focal height of 193 meters and a nominal range of 12 nautical miles (approximately 22.2 km), Shimanourashima is visible from well offshore under standard atmospheric conditions. Actual visibility depends on observer height, weather, and sea state. This range makes it a significant coastal navigation aid for vessels transiting the area.
How do mariners identify Shimanourashima Lighthouse at night?+
Shimanourashima displays the characteristic Fl (2) W 7s — 2 white flashes every 7 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 Shimanourashima Lighthouse guide vessels into?+
Shimanourashima Lighthouse assists vessels approaching 5 nearby ports. The closest is Shimanoura at 0.5 NM to the WNW. Other ports served include Kumanoe (2 NM WNW), Nobeoka (7.2 NM SW), Kamae (9.5 NM NNE), Nobeokashinko (11.2 NM SW). Mariners should consult the relevant chart for full approach and pilotage information.
Is Shimanourashima Lighthouse still active and maintained?+
Yes, Shimanourashima 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 Shimanourashima Lighthouse?+
Shimanourashima 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 Shimanourashima Lighthouse?+
You can track vessels near Shimanourashima 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.