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Biro Shima Lighthouse

Fl White 3s🇯🇵Kadogawa, JPOperational

Location & Light Range

About Biro Shima Lighthouse

Also known as: Biro Shima (Biro Jima, Hyūga Biroshima)

Located on a small island about 6 kilometers east of Nabe Saki, Biro Shima lighthouse stands as a white, octagonal concrete tower with a gallery. This structure has a height of 12 meters, with its light positioned 86 meters above sea level. It emits a white flash every 3 seconds, providing a geographic range of 23.3 nautical miles. The lighthouse is accessible only by boat, situated near Kadogawa in the Miyazaki Prefecture. Its operational status confirms its continued role in maritime navigation.

Why it matters: Biro Shima lighthouse guides vessels navigating the waters east of Nabe Saki, serving as a clear navigational aid in an area characterized by a small island. Its remote access also contributes to its distinctive presence within the coastal waters.

Light & Optic

Characteristic Signature
Fl White 3s
Flash Type
Flashing
Light Color
White
Interval
3s
Raw Code
Fl W 3s
Focal Height
86m
Geographic Range
23.3NM

Location

City
Kadogawa
Country
🇯🇵Japan
Region
Miyazaki Prefecture
Sea Region
A small island about 6 km east of Nabe Saki.
Latitude
32.4653°
Longitude
131.7308°

Nearby Vessels

Flag
Type
Name
Dist.

Tower & Structure

Tower Height
12m
Tower Shape
octagonal
Tower Color
white
Material
concrete

Structure: octagonal concrete tower with gallery

References & Identifiers

Nearest Port
Hososhima(3.3 km)
Admiralty No.
M4898.6
ARLHS No.
JPN-2124
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Frequently Asked Questions

How do mariners identify Biro Shima Lighthouse at night?+
Biro Shima displays the characteristic Fl White 3s. 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 Biro Shima Lighthouse guide vessels into?+
Biro Shima Lighthouse assists vessels approaching 5 nearby ports. The closest is Nobeokashinko at 3.5 NM to the NNW. Other ports served include Hirai (3.8 NM WSW), Hiraiwa (3.8 NM WSW), Totoro (3.8 NM WSW), Hososhima (4 NM WSW). Mariners should consult the relevant chart for full approach and pilotage information.
Is Biro Shima Lighthouse still active and maintained?+
Yes, Biro Shima 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 Biro Shima Lighthouse?+
Biro Shima 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 Biro Shima Lighthouse?+
You can track vessels near Biro Shima 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.