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Kohira Se Lighthouse

Fl (3) White 13s🇯🇵Akune, JPOperational

Location & Light Range

About Kohira Se Lighthouse

Also known as: Kohira Se (Kohirase Kō, Kobira Se)

This white, cylindrical concrete tower stands 9 meters tall and is attached to a two-story concrete equipment room. Located atop a steep bluff about 2.5 kilometers west of Wakimoto, it emits a white flash every 13 seconds, visible for 13.2 nautical miles. The lighthouse guides vessels through the narrow channel between the mainland and Naga Shima. The site is open to visitors, though the tower itself is closed.

Why it matters: The lighthouse is essential for safe navigation through the narrow channel between the mainland and Naga Shima, a critical route for local shipping.

Light & Optic

Characteristic Signature
Fl (3) White 13s
Flash Type
Flashing
Light Color
White
Flash Count
3 flashes
Interval
13s
Raw Code
Fl W 13s
Focal Height
20m
Geographic Range
13.2NM

Location

City
Akune
Country
🇯🇵Japan
Region
Kagoshima Prefecture
Sea Region
Located atop a steep bluff about 2.5 km west of Wakimoto, guiding ships in the narrow channel between the mainland and Naga Shima.
Latitude
32.0810°
Longitude
130.1712°

References & Identifiers

Nearest Port
Kuronohama(0.7 km)
Admiralty No.
M5100
ARLHS No.
JPN-2051

Tower & Structure

Tower Height
9m
Tower Shape
cylindrical
Tower Color
white
Material
concrete

Structure: round concrete tower attached to a 2-story concrete equipment room

Visiting

Open to public
Site open, tower closed

Nearby Vessels

Flag
Type
Name
Dist.
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Frequently Asked Questions

How do mariners identify Kohira Se Lighthouse at night?+
Kohira Se displays the characteristic Fl (3) White 13s — 3 white flashes every 13 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 white color may indicate a specific sector or warning zone.
Which ports and harbors does Kohira Se Lighthouse guide vessels into?+
Kohira Se Lighthouse assists vessels approaching 5 nearby ports. The closest is Kuronohama at 0.7 NM to the N. Other ports served include Wakimoto (0.9 NM E), Kosuki (2.9 NM NE), Osuki (2.9 NM NE), Akune (3.9 NM S). Mariners should consult the relevant chart for full approach and pilotage information.
Is Kohira Se Lighthouse still active and maintained?+
Yes, Kohira Se 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 Kohira Se Lighthouse?+
Kohira Se 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 Kohira Se Lighthouse?+
You can track vessels near Kohira Se 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.