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Ina Kō West Breakwater Lighthouse

F Green 3s🇯🇵Tsushima, JPOperational

Location & Light Range

About Ina Kō West Breakwater Lighthouse

Also known as: #Ina Kō West Breakwater

Established in 1981, the Ina Kō West Breakwater Lighthouse is a white metal post structure located on the port's west breakwater. This lighthouse stands 11 meters above sea level and emits a green flashing light every 3 seconds, visible for 10.7 nautical miles. It replaced an earlier structure on the breakwater that protected the port of Ina. The lighthouse's location is near Kamiagata Saki, providing guidance for vessels entering the sheltered harbor. The site is accessible via a walk along the pier.

Why it matters: This lighthouse is important for guiding ships into and out of the port of Ina, specifically helping them avoid the west breakwater and ensure safe passage into the sheltered harbor.

Light & Optic

Characteristic Signature
F Green 3s
Flash Type
Fixed
Light Color
Green
Interval
3s
Raw Code
F.Fl G 3s
Focal Height
11m
Geographic Range
10.7NM

Construction & History

Year Built
1981

Significant events: Recently replaced

References & Identifiers

Nearest Port
Nita(1.8 km)
Admiralty No.
M5070.32
NGA No.
12460
ARLHS No.
JPN-2189

Tower & Structure

Tower Shape
post
Tower Color
white
Material
metal

Structure: A white post.

Location

City
Tsushima
Country
🇯🇵Japan
Region
Nagasaki Prefecture
Sea Region
Located on the west breakwater at Ina, a port sheltered by Kamiagata Saki.
Latitude
34.5602°
Longitude
129.3131°

Nearby Vessels

Flag
Type
Name
Dist.
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Frequently Asked Questions

How do mariners identify Ina Kō West Breakwater Lighthouse at night?+
Ina Kō West Breakwater displays the characteristic F Green 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 green color may indicate a specific sector or warning zone.
Which ports and harbors does Ina Kō West Breakwater Lighthouse guide vessels into?+
Ina Kō West Breakwater Lighthouse assists vessels approaching 5 nearby ports. The closest is Nita at 2.1 NM to the SE. Other ports served include Shishimi (2.6 NM S), Sasuna (6.3 NM NE), Mine (7 NM SSE), Sonoura (8.2 NM SSE). Mariners should consult the relevant chart for full approach and pilotage information.
Is Ina Kō West Breakwater Lighthouse still active and maintained?+
Yes, Ina 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 Ina Kō West Breakwater Lighthouse?+
Ina 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 Ina Kō West Breakwater Lighthouse?+
You can track vessels near Ina 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.