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Kakezuka Lighthouse

Iso W 6s🇯🇵Honshu-South Coast, JPOperational

Location & Light Range

About Kakezuka Lighthouse

Constructed from concrete, the Kakezuka Lighthouse is a white, pyramidal tower that began operation in 1880. It reaches a height of 52 meters, with the light positioned 25 meters above the focal plane. The lighthouse emits an isophase white light, which completes a cycle every 6 seconds. Its visual range extends to 12 nautical miles. The structure is visible from 270 degrees to 100 degrees.

Light & Optic

Characteristic Signature
Iso W 6s
Flash Type
Isophase
Light Color
White
Flash Count
1 flash
Interval
6s
Raw Code
Iso.W. period 6s
Focal Height
25m
Light Range
12NM (22.2 km)
Geographic Range
12NM

Construction & History

Year Built
1880

References & Identifiers

Admiralty No.
M6224
NGA No.
5792
Wikidata
Q85880504 →

Tower & Structure

Tower Height
52m
Tower Shape
pyramidal
Tower Color
white
Material
concrete

Structure: White tower; 52. Visible 270°-100°

Location

City
Honshu-South Coast
Country
🇯🇵JP
Latitude
34.6478°
Longitude
137.8025°

Nearby Vessels

Flag
Type
Name
Dist.
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Frequently Asked Questions

How far offshore can Kakezuka Lighthouse be seen?+
With a focal height of 25 meters and a nominal range of 12 nautical miles (approximately 22.2 km), Kakezuka is visible from well offshore under standard atmospheric conditions. Actual visibility depends on observer height, weather, and sea state. This range makes it a significant coastal navigation aid for vessels transiting the area.
How do mariners identify Kakezuka Lighthouse at night?+
Kakezuka displays the characteristic Iso W 6s — 1 white 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.
Which ports and harbors does Kakezuka Lighthouse guide vessels into?+
Kakezuka Lighthouse assists vessels approaching 5 nearby ports. The closest is Fukuda at 5.2 NM to the ENE. Other ports served include Hamana (11 NM WNW), Sagara (20 NM E), Omaezaki (20.6 NM E), Ezaki (21.5 NM E). Mariners should consult the relevant chart for full approach and pilotage information.
Is Kakezuka Lighthouse still active and maintained?+
Yes, Kakezuka 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 Kakezuka Lighthouse?+
Kakezuka 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 Kakezuka Lighthouse?+
You can track vessels near Kakezuka 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.