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Tsumo Saki Lighthouse

F White🇯🇵Tsushima, JPOperational

Location & Light Range

About Tsumo Saki Lighthouse

Also known as: Tsumo Saki (Kuzira Se)

The Tsumo Saki Lighthouse is a white, cylindrical concrete tower standing 16 meters tall, built and first lit in 1978. Its design features a round, hourglass shape. Situated on a steep slope northeast of Izuhara harbor in Tsushima, Nagasaki Prefecture, it illuminates the waters surrounding the Kuzira Se reef. This reef lies approximately 880 meters to the northeast. The lighthouse emits a single white flash. While the tower is closed to visitors, the site itself is accessible.

Why it matters: This lighthouse warns vessels of the Kuzira Se reef, a hazard located northeast of Izuhara harbor.

Light & Optic

Characteristic Signature
F White
Flash Type
Fixed
Light Color
White
Raw Code
F W

Construction & History

Year Built
1978

Visiting

Open to public
Site open, tower closed

Nearby Vessels

Flag
Type
Name
Dist.

Tower & Structure

Tower Height
16m
Tower Shape
cylindrical
Tower Color
white
Material
concrete

Structure: round hourglass-shaped white concrete tower

Location

City
Tsushima
Country
🇯🇵Japan
Region
Nagasaki Prefecture
Sea Region
Located on a steep slope northeast of Izuhara harbor, illuminating Kuzira Se, a reef 880 m northeast.
Latitude
34.2072°
Longitude
129.2985°

References & Identifiers

Nearest Port
Izuhara(0.8 km)
Admiralty No.
M5048.7.
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Frequently Asked Questions

How do mariners identify Tsumo Saki Lighthouse at night?+
Tsumo Saki displays the characteristic F White. 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 white color may indicate a specific sector or warning zone.
Which ports and harbors does Tsumo Saki Lighthouse guide vessels into?+
Tsumo Saki Lighthouse assists vessels approaching 5 nearby ports. The closest is Hara at 0.4 NM to the S. Other ports served include Se/Izuhara (0.4 NM S), Koura, Kagawa (0.7 NM N), Izuhara (0.9 NM SSW), Kechi (3.4 NM NNE). Mariners should consult the relevant chart for full approach and pilotage information.
Is Tsumo Saki Lighthouse still active and maintained?+
Yes, Tsumo Saki 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 Tsumo Saki Lighthouse?+
Tsumo Saki 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 Tsumo Saki Lighthouse?+
You can track vessels near Tsumo Saki 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.