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Tateishi Saki Lighthouse

Iso White 6s🇯🇵Karatsu, JPOperational

Location & Light Range

About Tateishi Saki Lighthouse

Also known as: Tateishi Saki (Hizen Tateisi Saki)

This lighthouse is a cylindrical concrete tower, 10.5 meters high, built in 1973. It stands on the northern tip of Kabe Shima island, approximately 4 kilometers north of Yobuko. The structure rises from a single-story concrete equipment building, with the light positioned 31 meters above sea level. Its white light flashes on a 6-second cycle. The site is open to the public, though the tower itself is not accessible.

Why it matters: The lighthouse guides vessels navigating the waters around the northern tip of Kabe Shima, helping to ensure safe passage north of Yobuko.

Light & Optic

Characteristic Signature
Iso White 6s
Flash Type
Isophase
Light Color
White
Interval
6s
Raw Code
Iso W 6s
Focal Height
31m
Geographic Range
15.5NM

Construction & History

Year Built
1973

Visiting

Open to public
Site open, tower closed

Nearby Vessels

Flag
Type
Name
Dist.

Tower & Structure

Tower Height
10.5m
Tower Shape
cylindrical
Tower Color
white
Material
concrete

Structure: round concrete tower rising from a 1-story concrete equipment building

Location

City
Karatsu
Country
🇯🇵Japan
Region
Saga Prefecture
Sea Region
Located on the northern tip of Kabe Shima, about 4 km (2.5 mi) north of Yobuko.
Latitude
33.5673°
Longitude
129.8821°

References & Identifiers

Nearest Port
Yobuko(1.5 km)
Admiralty No.
M5265.8
NGA No.
12216
USCG No.
JCG-5885
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Frequently Asked Questions

How do mariners identify Tateishi Saki Lighthouse at night?+
Tateishi Saki displays the characteristic Iso White 6s. 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 Tateishi Saki Lighthouse guide vessels into?+
Tateishi Saki Lighthouse assists vessels approaching 5 nearby ports. The closest is Yobuko at 1.6 NM to the SSE. Other ports served include Tobo (5.7 NM SSE), Karatsu (6.6 NM SE), Fukushima, Nagasaki (13.7 NM SSW), Kafuri (13.8 NM E). Mariners should consult the relevant chart for full approach and pilotage information.
Is Tateishi Saki Lighthouse still active and maintained?+
Yes, Tateishi 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 Tateishi Saki Lighthouse?+
Tateishi 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 Tateishi Saki Lighthouse?+
You can track vessels near Tateishi 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.