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Kozai Kō Lighthouse

Red🇯🇵Takamatsu, JPOperational

This 9-meter red concrete post lighthouse was built in 1961 and stood on the west side of Takamatsu, marking the end of the west breakwater for Kozai harbor. The structure consisted of the red post rising from a square, one-story concrete equipment shelter. It guided vessels into the harbor for nearly fifty years. The light was deactivated in 2010 and the entire structure was subsequently removed. While the original lighthouse is gone, the site remains accessible.

Characteristic Signature
Red
Light Color
Red
Year Built
1961

Significant events: Inactive since 2010, removed

Open to public
Site open, tower closed
Flag
Type
Name
Dist.
Tower Height
9m
Tower Shape
post
Tower Color
red
Material
concrete

Structure: A 9m red concrete post rising from a square 1-story concrete equipment shelter.

City
Takamatsu
Country
🇯🇵Japan
Region
Kagawa Prefecture
Sea Region
Kozai harbor on the west side of Takamatsu, marking the end of the west breakwater
Latitude
34.3570°
Longitude
134.0180°
Nearest Port
Takamatsu(2.0 km)
Admiralty No.
M5539.5
NGA No.
8206
ARLHS No.
JPN-2449
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Which ports and harbors does Kozai Kō Lighthouse guide vessels into?+
Kozai Kō Lighthouse assists vessels approaching 5 nearby ports. The closest is Takamatsu at 1.2 NM to the ENE. Other ports served include Naoshima (6.4 NM NNW), Hibi (7.3 NM NW), Sakaide (7.9 NM W), Tamano (7.9 NM NNW). Mariners should consult the relevant chart for full approach and pilotage information.
Is Kozai Kō Lighthouse still active and maintained?+
Yes, Kozai Kō 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 Kozai Kō Lighthouse?+
Kozai Kō 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 Kozai Kō Lighthouse?+
You can track vessels near Kozai Kō 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.