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Kanku-senshu Ko Lighthouse

Fl R 3s🇯🇵Seto Naikai Eastern, JPOperational

Kanku-senshu Ko is an operational lighthouse standing 15 meters high. The tower is painted red and emits a red light. Its light characteristic is an isophase pattern. The focal height of the light is also 15 meters.

Why it matters: This lighthouse has a geographic range of 13 nautical miles.

Characteristic Signature
Fl R 3s
Flash Type
Flashing
Light Color
Red
Flash Count
1 flash
Interval
3s
Raw Code
Iso
Focal Height
15m
Light Range
5NM (9.3 km)
Geographic Range
13NM
City
Seto Naikai Eastern
Country
🇯🇵JP
Latitude
34.4452°
Longitude
135.2579°
Flag
Type
Name
Dist.
Tower Height
15m
Tower Color
red
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How far offshore can Kanku-senshu Ko Lighthouse be seen?+
With a focal height of 15 meters and a nominal range of 5 nautical miles (approximately 9.3 km), Kanku-senshu Ko is visible from well offshore under standard atmospheric conditions. Actual visibility depends on observer height, weather, and sea state. As a shorter-range light, it primarily serves nearshore and coastal traffic.
How do mariners identify Kanku-senshu Ko Lighthouse at night?+
Kanku-senshu Ko displays the characteristic Fl R 3s — 1 red flash every 3 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 red color may indicate a specific sector or warning zone.
Which ports and harbors does Kanku-senshu Ko Lighthouse guide vessels into?+
Kanku-senshu Ko Lighthouse assists vessels approaching 5 nearby ports. The closest is Sensyu at 0.8 NM to the SSW. Other ports served include Hannan (4.7 NM ENE), KAIZUKA (4.7 NM E), Tannowa (7.3 NM SSW), Sakai (9.3 NM NE). Mariners should consult the relevant chart for full approach and pilotage information.
Is Kanku-senshu Ko Lighthouse still active and maintained?+
Yes, Kanku-senshu 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 Kanku-senshu Ko Lighthouse?+
Kanku-senshu 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 Kanku-senshu Ko Lighthouse?+
You can track vessels near Kanku-senshu 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.