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Nakanoseki Lighthouse

Iso W 4s🇯🇵Yamaguchi, JPOperational

Location & Light Range

About Nakanoseki Lighthouse

Nakanoseki Lighthouse is a maritime navigation aid located in Yamaguchi, JP. It is currently operational and active, providing guidance to vessels navigating the surrounding waters. The light sits at a focal height of 66 meters above mean sea level.

Light characteristic: The identifying signal of this lighthouse is Iso W 4s. This means the light produces 1 flash every 4 seconds. Mariners use this distinctive pattern to positively identify the light and distinguish it from other aids to navigation in the area. The light displays a white signal, the most common color for major coastal lights.

Position: Nakanoseki Lighthouse is positioned at 33.9995°N, 131.5439°E, near Yamaguchi in JP.

Geographic context: Nakanoseki Lighthouse is situated on the Sea of Japan, within the Japan / Korea shipping lane — a busy shipping corridor linking the major ports of Japan and South Korea. The location falls within the subtropical climate zone with mild winters and warm summers.

Nearby lighthouses in JP: Other lighthouses in the region include Abashiri East Breakwater, Abashiri Island Breakwater North End, Abashiri North Breakwater, Abashiri South Breakwater East End, Abuka Kō. View all on the Lighthouses Directory.

Nearby Ports

Nakanoseki

JPNAN

0.5 NMENE

Hofu

JPHOF

3 NMWNW

Mitajiri

JPMJR

3.2 NMNE

Tajiri

JPTAJ

3.5 NMNE

Aio

JPAII

6.2 NMW

Flash Characteristics

Characteristic Signature
Iso W 4s
Flash Type
Isophase
Light Color
White
Flash Count
1 flash
Interval
4s

Physical Specifications

Focal Height
66m
Light Range
Not available
Status
ACTIVE
City
Yamaguchi
Country
🇯🇵JP
Latitude
33.9995°
Longitude
131.5439°

Nearby Vessels

Flag
Type
Name
Dist.
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Frequently Asked Questions

How do mariners identify Nakanoseki Lighthouse at night?+
Nakanoseki displays the characteristic Iso 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 Nakanoseki Lighthouse guide vessels into?+
Nakanoseki Lighthouse assists vessels approaching 5 nearby ports. The closest is Nakanoseki at 0.5 NM to the ENE. Other ports served include Hofu (3 NM WNW), Mitajiri (3.2 NM NE), Tajiri (3.5 NM NE), Aio (6.2 NM W). Mariners should consult the relevant chart for full approach and pilotage information.
Is Nakanoseki Lighthouse still active and maintained?+
Yes, Nakanoseki 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 Nakanoseki Lighthouse?+
Nakanoseki 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 Nakanoseki Lighthouse?+
You can track vessels near Nakanoseki 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.