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Kanai Saki Lighthouse

Fl White 3s🇯🇵Matsuura, JPOperational

Location & Light Range

About Kanai Saki Lighthouse

This concrete lighthouse is located off Kanai Saki, marking the western entrance to Imari Bay. The structure consists of a white, square concrete tower rising 7.5 meters from a square pier and attached to a square concrete equipment shelter. Its light, a single white flash every 3 seconds, has a focal height of 11 meters and a geographic range of 10.7 nautical miles. The site is accessible by boat, though the tower itself is closed to the public. The nearest port is Fukushima, Nagasaki, 1.6 kilometers away.

Why it matters: The lighthouse is essential for safe navigation at the western entrance to Imari Bay, marking the Kanai Saki headland for vessels entering or leaving the bay's waters.

Light & Optic

Characteristic Signature
Fl White 3s
Flash Type
Flashing
Light Color
White
Interval
3s
Raw Code
Fl W 3s
Focal Height
11m
Geographic Range
10.7NM

Location

City
Matsuura
Country
🇯🇵Japan
Region
Nagasaki Prefecture
Sea Region
Off Kanai Saki in the western entrance to Imari Bay.
Latitude
33.3719°
Longitude
129.7891°

References & Identifiers

Nearest Port
Fukushima, Nagasaki(1.6 km)
ARLHS No.
JPN-224

Tower & Structure

Tower Height
7.5m
Tower Shape
square
Tower Color
white
Material
concrete

Structure: concrete tower attached to a square concrete equipment shelter and standing on a square pier

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 Kanai Saki Lighthouse at night?+
Kanai Saki displays the characteristic Fl White 3s. 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 Kanai Saki Lighthouse guide vessels into?+
Kanai Saki Lighthouse assists vessels approaching 5 nearby ports. The closest is Fukushima, Nagasaki at 1.4 NM to the SSE. Other ports served include Imari (7.1 NM SE), Emukae (9.7 NM WSW), Tobo (9.8 NM NE), Tabira (10.7 NM W). Mariners should consult the relevant chart for full approach and pilotage information.
Is Kanai Saki Lighthouse still active and maintained?+
Yes, Kanai 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 Kanai Saki Lighthouse?+
Kanai 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 Kanai Saki Lighthouse?+
You can track vessels near Kanai 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.