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Kutsugata Kō Outer Breakwater Lighthouse

Iso R 6s🇯🇵Rishiri and Rebun, Hokkaido, JPOperational

Location & Light Range

About Kutsugata Kō Outer Breakwater Lighthouse

This lighthouse is situated at the entrance to Kutsugata Harbor. Its focal height reaches 12 meters above sea level. The light characteristic consists of two red flashes repeating every 6 seconds. This signal provides guidance to vessels navigating the waters near Rishiri and Rebun islands in Hokkaido.

Light & Optic

Characteristic Signature
Iso R 6s
Flash Type
Isophase
Light Color
Red
Flash Count
1 flash
Interval
6s
Raw Code
Fl.(2)R. period 6s
Focal Height
12m
Geographic Range
5NM

References & Identifiers

Admiralty No.
M6923
NGA No.
1408

Location

City
Rishiri and Rebun, Hokkaido
Country
🇯🇵JP
Latitude
45.1914°
Longitude
141.1304°

Nearby Vessels

Flag
Type
Name
Dist.
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Frequently Asked Questions

How do mariners identify Kutsugata Kō Outer Breakwater Lighthouse at night?+
Kutsugata Kō Outer Breakwater displays the characteristic Iso R 6s — 1 red flash every 6 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 Kutsugata Kō Outer Breakwater Lighthouse guide vessels into?+
Kutsugata Kō Outer Breakwater Lighthouse assists vessels approaching 5 nearby ports. The closest is Kutsugata at 0.2 NM to the ESE. Other ports served include Oshidomari (5.2 NM NE), Shido (5.2 NM NE), Kafuka (7.4 NM NNW), Iwaki (8.4 NM ESE). Mariners should consult the relevant chart for full approach and pilotage information.
Is Kutsugata Kō Outer Breakwater Lighthouse still active and maintained?+
Yes, Kutsugata Kō Outer Breakwater 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.
How can I track vessels near Kutsugata Kō Outer Breakwater Lighthouse?+
You can track vessels near Kutsugata Kō Outer Breakwater 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.