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Esashi West Breakwater Lighthouse

Iso R 4s🇯🇵Western Hokkaidō, JPOperational

Location & Light Range

About Esashi West Breakwater Lighthouse

This red, cylindrical concrete lighthouse stands 15 meters tall and was first lit in 2016. Its focal plane is 13 meters above sea level. The light emits a red signal that flashes, providing a visible range of 7 nautical miles. The structure features a lantern and gallery atop its cylindrical form. It is situated in Western Hokkaido, Japan.

Light & Optic

Characteristic Signature
Iso R 4s
Flash Type
Isophase
Light Color
Red
Flash Count
1 flash
Interval
4s
Raw Code
Fl
Focal Height
13m
Geographic Range
7NM

Construction & History

Year Built
2016

References & Identifiers

Admiralty No.
M7029
NGA No.
1036
ARLHS No.
JPN-2629
OpenStreetMap
View on OSM →

Tower & Structure

Tower Height
15m
Tower Shape
cylindrical
Tower Color
red
Material
concrete

Location

City
Western Hokkaidō
Country
🇯🇵JP
Latitude
41.8756°
Longitude
140.1219°

Nearby Vessels

Flag
Type
Name
Dist.
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Frequently Asked Questions

How do mariners identify Esashi West Breakwater Lighthouse at night?+
Esashi West Breakwater displays the characteristic Iso R 4s — 1 red flash every 4 seconds. 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 Esashi West Breakwater Lighthouse guide vessels into?+
Esashi West Breakwater Lighthouse assists vessels approaching 5 nearby ports. The closest is Esashi/Hiyama at 0.4 NM to the S. Other ports served include Motomachi (5.8 NM N), Shizuura (23.5 NM SSW), Fukushima, Hokkaido (24.6 NM SSE), Fukushima (hokkaido) (24.7 NM SSE). Mariners should consult the relevant chart for full approach and pilotage information.
Is Esashi West Breakwater Lighthouse still active and maintained?+
Yes, Esashi 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 Esashi West Breakwater Lighthouse?+
Esashi 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 Esashi West Breakwater Lighthouse?+
You can track vessels near Esashi 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.