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Beppu-kanko Ko Lighthouse

Iso G 4s🇯🇵Seto Naikai Western, JPOperational

Location & Light Range

About Beppu-kanko Ko Lighthouse

This navigational aid in Seto Naikai Western emits a green light with an isophase cycle every 4 seconds. The light source is positioned at a focal height of 16 meters above sea level. Its characteristic flash pattern is designed for clear identification in the region. The lighthouse has a geographic range extending to 8 nautical miles. It serves as a visual marker for mariners operating within its operational zone.

Light & Optic

Characteristic Signature
Iso G 4s
Flash Type
Isophase
Light Color
Green
Flash Count
1 flash
Interval
4s
Raw Code
Iso.G. period 4s
Focal Height
16m
Light Range
8NM (14.8 km)
Geographic Range
8NM

References & Identifiers

Admiralty No.
M4954.5
NGA No.
9404

Location

City
Seto Naikai Western
Country
🇯🇵JP
Latitude
33.3078°
Longitude
131.5076°

Nearby Vessels

Flag
Type
Name
Dist.
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Frequently Asked Questions

How far offshore can Beppu-kanko Ko Lighthouse be seen?+
With a focal height of 16 meters and a nominal range of 8 nautical miles (approximately 14.8 km), Beppu-kanko Ko 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 Beppu-kanko Ko Lighthouse at night?+
Beppu-kanko Ko displays the characteristic Iso G 4s — 1 green 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. The green color may indicate a specific sector or warning zone.
Which ports and harbors does Beppu-kanko Ko Lighthouse guide vessels into?+
Beppu-kanko Ko Lighthouse assists vessels approaching 5 nearby ports. The closest is Beppushinko at 0.7 NM to the NE. Other ports served include Beppu, Oita (0.7 NM NE), Hiji (0.7 NM NE), Kitsuki (8.5 NM NE), Oita (8.7 NM ESE). Mariners should consult the relevant chart for full approach and pilotage information.
Is Beppu-kanko Ko Lighthouse still active and maintained?+
Yes, Beppu-kanko Ko 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 Beppu-kanko Ko Lighthouse?+
Beppu-kanko Ko 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 Beppu-kanko Ko Lighthouse?+
You can track vessels near Beppu-kanko Ko 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.