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Uwajima Kō West Breakwater Lighthouse

Fl Red 5s🇯🇵Uwajima, JPOperational

Location & Light Range

About Uwajima Kō West Breakwater Lighthouse

This cylindrical concrete lighthouse, painted red, stands 8.5 meters tall at the end of the west breakwater in Uwajima harbor. Its equipment room is a single-story concrete structure. The light emits a red flash every 5 seconds, visible for 10.4 nautical miles. The structure is 10 meters above sea level. Visitors can access the site, but the tower itself is closed to the public. The lighthouse is located 0.6 kilometers from the nearest port, Uwajima.

Why it matters: The lighthouse marks the western edge of the entrance to Uwajima harbor, guiding vessels safely past the breakwater.

Light & Optic

Characteristic Signature
Fl Red 5s
Flash Type
Flashing
Light Color
Red
Interval
5s
Raw Code
Fl R 5s
Focal Height
10m
Geographic Range
10.4NM

Location

City
Uwajima
Country
🇯🇵Japan
Region
Ehime Prefecture
Sea Region
Uwajima harbor, at the end of a breakwater
Latitude
33.2269°
Longitude
132.5439°

References & Identifiers

Nearest Port
Uwajima(0.6 km)
Admiralty No.
M5619.2
NGA No.
10348
ARLHS No.
JPN-2426

Tower & Structure

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

Structure: A 8.5m concrete cylindrical post with a 1-story concrete equipment room, painted red.

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 Uwajima Kō West Breakwater Lighthouse at night?+
Uwajima Kō West Breakwater displays the characteristic Fl 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 Uwajima Kō West Breakwater Lighthouse guide vessels into?+
Uwajima Kō West Breakwater Lighthouse assists vessels approaching 5 nearby ports. The closest is Uwajima at 0.3 NM to the SE. Other ports served include Hyakunoura (1 NM WSW), Aji (1.3 NM ESE), Nagimi (1.3 NM ESE), Yoshida, Ehime (2.7 NM N). Mariners should consult the relevant chart for full approach and pilotage information.
Is Uwajima Kō West Breakwater Lighthouse still active and maintained?+
Yes, Uwajima Kō West Breakwater 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 Uwajima Kō West Breakwater Lighthouse?+
Uwajima Kō West Breakwater 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 Uwajima Kō West Breakwater Lighthouse?+
You can track vessels near Uwajima Kō West Breakwater 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.