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Moso Se Lighthouse

Fl Red 8s🇯🇵Shimabara, JPOperational

Location & Light Range

About Moso Se Lighthouse

Constructed in 1949, Moso Se Lighthouse is a cylindrical concrete tower situated about 500 meters southeast of the Shimabara Breakwater Light. The structure measures 11 meters in height and is distinguished by its black exterior with a red horizontal band, and a broad, circular equipment housing. Its light is positioned at a focal height of 10 meters. The lamp produces a red light, flashing once every 8 seconds (Fl R 8s), with a visible distance of 10.4 nautical miles. Visitors can access the grounds, but the tower is not open to the public. This navigation marker is located close to Shimabara in Japan's Nagasaki Prefecture.

Why it matters: This lighthouse marks a submerged danger on a shoal, serving the Shimabara-Kumamoto ferry path.

Light & Optic

Characteristic Signature
Fl Red 8s
Flash Type
Flashing
Light Color
Red
Interval
8s
Raw Code
Fl R 8s
Focal Height
10m
Geographic Range
10.4NM

Construction & History

Year Built
1949

Visiting

Open to public
Site open, tower closed

Nearby Vessels

Flag
Type
Name
Dist.

Tower & Structure

Tower Height
11m
Tower Shape
cylindrical
Tower Color
black with a red horizontal band
Material
concrete

Structure: round concrete tower with a large round equipment section

Location

City
Shimabara
Country
🇯🇵Japan
Region
Nagasaki Prefecture
Sea Region
Located on a shoal about 500 m (0.3 mi) southeast of the Shimabara Breakwater Light.
Latitude
32.7628°
Longitude
130.3785°

References & Identifiers

Nearest Port
Shimabara(3.1 km)
Admiralty No.
M5182
NGA No.
11576
ARLHS No.
JPN-318
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Frequently Asked Questions

How do mariners identify Moso Se Lighthouse at night?+
Moso Se displays the characteristic Fl Red 8s. 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 red color may indicate a specific sector or warning zone.
Which ports and harbors does Moso Se Lighthouse guide vessels into?+
Moso Se Lighthouse assists vessels approaching 5 nearby ports. The closest is Shimabara at 2.9 NM to the NNW. Other ports served include Taira (7.5 NM NNW), Eishi (9.9 NM ENE), Nagasu, Kumamoto (10.2 NM NNE), Aizu, Kumamoto (10.7 NM SSE). Mariners should consult the relevant chart for full approach and pilotage information.
Is Moso Se Lighthouse still active and maintained?+
Yes, Moso Se 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 Moso Se Lighthouse?+
Moso Se 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 Moso Se Lighthouse?+
You can track vessels near Moso Se 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.