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Yuki Kō Lighthouse

F W 4s🇯🇵Eastern Shikoku, JPOperational

Location & Light Range

About Yuki Kō Lighthouse

This red cylindrical concrete tower stands 31 meters tall and has a focal height of 69 meters. It emits a single red flash every 4 seconds. The lighthouse is operational and is situated in Eastern Shikoku.

Light & Optic

Characteristic Signature
F W 4s
Flash Type
Fixed
Light Color
White
Flash Count
1 flash
Interval
4s
Raw Code
Fl.R. period 4s
Focal Height
69m
Geographic Range
5NM

Location

City
Eastern Shikoku
Country
🇯🇵JP
Latitude
33.7567°
Longitude
134.5705°

Nearby Vessels

Flag
Type
Name
Dist.

Tower & Structure

Tower Height
31m
Tower Shape
cylindrical
Tower Color
red
Material
concrete

Structure: Red cylindrical concrete structure; 31

References & Identifiers

Admiralty No.
M5578
NGA No.
9996
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Frequently Asked Questions

How do mariners identify Yuki Kō Lighthouse at night?+
Yuki Kō displays the characteristic F W 4s — 1 white 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.
Which ports and harbors does Yuki Kō Lighthouse guide vessels into?+
Yuki Kō Lighthouse assists vessels approaching 5 nearby ports. The closest is Yuki at 1.1 NM to the NE. Other ports served include Yuki (1.4 NM NE), Hiwasa (2 NM SW), Anan (8.2 NM NE), Tachibana (8.6 NM NNE). Mariners should consult the relevant chart for full approach and pilotage information.
Is Yuki Kō Lighthouse still active and maintained?+
Yes, Yuki Kō 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 Yuki Kō Lighthouse?+
Yuki Kō 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 Yuki Kō Lighthouse?+
You can track vessels near Yuki Kō 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.