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Yokkaichi East Breakwater South Head Lighthouse

Iso R 6s🇯🇵Mie Prefecture, JPOperational

Location & Light Range

About Yokkaichi East Breakwater South Head Lighthouse

This metal, cylindrical tower, built and first lit in 1965, stands 20 meters tall. Its focal plane is 15 meters above the water. The tower is painted red and features a green top, with the marking D41. It emits an 4-second cycle white occulting light. The geographic range of the light is 5 nautical miles.

Light & Optic

Characteristic Signature
Iso R 6s
Flash Type
Isophase
Light Color
Red
Flash Count
1 flash
Interval
6s
Raw Code
Oc.W. period 4s
Focal Height
15m
Geographic Range
5NM

Construction & History

Year Built
1965

References & Identifiers

Admiralty No.
M6099
NGA No.
6180
ARLHS No.
JPN-1875

Tower & Structure

Tower Height
20m
Tower Shape
cylindrical
Tower Color
red
Material
metal

Structure: White cylindrical tower, green top, marked D41; 20

Location

City
Mie Prefecture
Country
🇯🇵JP
Latitude
34.9513°
Longitude
136.6587°

Nearby Vessels

Flag
Type
Name
Dist.
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Frequently Asked Questions

How do mariners identify Yokkaichi East Breakwater South Head Lighthouse at night?+
Yokkaichi East Breakwater South Head displays the characteristic Iso R 6s — 1 red flash every 6 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 Yokkaichi East Breakwater South Head Lighthouse guide vessels into?+
Yokkaichi East Breakwater South Head Lighthouse assists vessels approaching 5 nearby ports. The closest is Yokkaichi at 0.6 NM to the NNW. Other ports served include Chiyozaki (1.6 NM NW), SUZUKA (4.2 NM SSW), Tokoname (9.8 NM ESE), Nagoya, Aichi (10.4 NM ENE). Mariners should consult the relevant chart for full approach and pilotage information.
Is Yokkaichi East Breakwater South Head Lighthouse still active and maintained?+
Yes, Yokkaichi East Breakwater South Head 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 Yokkaichi East Breakwater South Head Lighthouse?+
Yokkaichi East Breakwater South Head 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 Yokkaichi East Breakwater South Head Lighthouse?+
You can track vessels near Yokkaichi East Breakwater South Head 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.