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Izumi-ozaki Ko Lighthouse

Fl R 3s🇯🇵Seto Naikai Eastern, JPOperational

Izumi-ozaki Ko is an operational lighthouse located in Seto Naikai Eastern. Its focal height reaches 11 meters above sea level. The light source emits a red color, providing a distinct visual marker. This navigational aid serves vessels operating within its range.

Characteristic Signature
Fl R 3s
Flash Type
Flashing
Light Color
Red
Flash Count
1 flash
Interval
3s
Focal Height
11m
Light Range
7NM (13.0 km)
Flag
Type
Name
Dist.
City
Seto Naikai Eastern
Country
🇯🇵JP
Latitude
34.3693°
Longitude
135.2410°
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How far offshore can Izumi-ozaki Ko Lighthouse be seen?+
With a focal height of 11 meters and a nominal range of 7 nautical miles (approximately 13.0 km), Izumi-ozaki 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 Izumi-ozaki Ko Lighthouse at night?+
Izumi-ozaki 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 Izumi-ozaki Ko Lighthouse guide vessels into?+
Izumi-ozaki Ko Lighthouse assists vessels approaching 5 nearby ports. The closest is Tannowa at 3.3 NM to the SW. Other ports served include Sensyu (3.9 NM N), Fuke (6 NM WSW), KAIZUKA (7.6 NM NE), Hannan (8 NM NE). Mariners should consult the relevant chart for full approach and pilotage information.
Is Izumi-ozaki Ko Lighthouse still active and maintained?+
Yes, Izumi-ozaki 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 Izumi-ozaki Ko Lighthouse?+
Izumi-ozaki 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 Izumi-ozaki Ko Lighthouse?+
You can track vessels near Izumi-ozaki 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.