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Taisha Kō Outer Breakwater Lighthouse

Fl Green 4s🇯🇵Izumo, JPOperational

Location & Light Range

About Taisha Kō Outer Breakwater Lighthouse

This 10-meter white concrete post light is situated at the south end of Taisha harbor's detached outer breakwater. The cylindrical structure, standing 13 meters above sea level, is attached to a 1-story square concrete equipment shelter. It emits a green flashing light every 4 seconds, visible for 11.3 nautical miles. Construction materials include concrete, and the light is operational, serving as a guide for vessels. Access to the site is possible only by boat.

Why it matters: This light is indispensable for maritime safety, specifically guiding ships around the southern end of the Taisha harbor's outer breakwater and ensuring the smooth flow of local shipping traffic.

Light & Optic

Characteristic Signature
Fl Green 4s
Flash Type
Flashing
Light Color
Green
Interval
4s
Raw Code
Fl G 4s
Focal Height
13m
Geographic Range
11.3NM

Location

City
Izumo
Country
🇯🇵Japan
Region
Shimane Prefecture
Sea Region
Taisha harbor, marking the south end of its detached outer breakwater.
Latitude
35.4002°
Longitude
132.6626°

Nearby Vessels

Flag
Type
Name
Dist.

Tower & Structure

Tower Height
10m
Tower Shape
cylindrical
Tower Color
white
Material
concrete

Structure: A 10m white concrete post light, attached to a 1-story square concrete equipment shelter.

References & Identifiers

Nearest Port
Kawashimo(5.4 km)
Admiralty No.
M7337
NGA No.
1932
ARLHS No.
JPN-1580
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Frequently Asked Questions

How do mariners identify Taisha Kō Outer Breakwater Lighthouse at night?+
Taisha Kō Outer Breakwater displays the characteristic Fl Green 4s. 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 green color may indicate a specific sector or warning zone.
Which ports and harbors does Taisha Kō Outer Breakwater Lighthouse guide vessels into?+
Taisha Kō Outer Breakwater Lighthouse assists vessels approaching 5 nearby ports. The closest is Taisha at 0.2 NM to the E. Other ports served include Sagi (2.8 NM NNE), Kawashimo (5.4 NM NE), Unnan (13.6 NM ESE), Aikakita (15.1 NM ENE). Mariners should consult the relevant chart for full approach and pilotage information.
Is Taisha Kō Outer Breakwater Lighthouse still active and maintained?+
Yes, Taisha Kō Outer 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 Taisha Kō Outer Breakwater Lighthouse?+
Taisha Kō Outer 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 Taisha Kō Outer Breakwater Lighthouse?+
You can track vessels near Taisha Kō Outer 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.