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Tamanoura Groin Lighthouse

F Red 5s🇯🇵Goto, JPOperational

Location & Light Range

About Tamanoura Groin Lighthouse

This concrete lighthouse, 8.5 meters tall with a focal height of 11 meters, is a cylindrical, tapered tower colored red. It is situated on a groin that protects the south entrance to Tamanoura, a narrow channel. The light emits a continuous red signal with a single bright flash every five seconds. The site is open to visitors, though the tower itself is closed. Its geographic range is 10.7 nautical miles.

Why it matters: The lighthouse is essential for safe navigation at Tamanoura's south entrance, marking the protective groin that defines the channel.

Light & Optic

Characteristic Signature
F Red 5s
Flash Type
Fixed
Light Color
Red
Interval
5s
Raw Code
F.Fl R 5s
Focal Height
11m
Geographic Range
10.7NM

Location

City
Goto
Country
🇯🇵Japan
Region
Nagasaki Prefecture
Sea Region
Located on a groin protecting the narrow south entrance to Tamanoura.
Latitude
32.6461°
Longitude
128.6161°

References & Identifiers

Nearest Port
Shukunoura(26.3 km)
ARLHS No.
JPN-2279

Tower & Structure

Tower Height
8.5m
Tower Shape
cylindrical
Tower Color
red
Material
concrete

Structure: round tapered concrete tower

Visiting

Open to public
Site open, tower closed

Nearby Vessels

Flag
Type
Name
Dist.
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Frequently Asked Questions

How do mariners identify Tamanoura Groin Lighthouse at night?+
Tamanoura Groin displays the characteristic F Red 5s. 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 Tamanoura Groin Lighthouse guide vessels into?+
Tamanoura Groin Lighthouse assists vessels approaching 5 nearby ports. The closest is Tamanoura at 0.6 NM to the SSE. Other ports served include Tomie (7.7 NM E), Goto (11.2 NM ENE), Origami (16.9 NM NE), Arao (25.4 NM ENE). Mariners should consult the relevant chart for full approach and pilotage information.
Is Tamanoura Groin Lighthouse still active and maintained?+
Yes, Tamanoura Groin 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 Tamanoura Groin Lighthouse?+
Tamanoura Groin 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 Tamanoura Groin Lighthouse?+
You can track vessels near Tamanoura Groin 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.