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Muroto Kō Lighthouse

Fl (2) R 6s🇯🇵Kōchi (Southern Shikoku), JPOperational

Location & Light Range

About Muroto Kō Lighthouse

This lighthouse stands 19 meters above sea level. It emits a green light with an isophase characteristic on a 6-second cycle. The light is visible for 10 nautical miles. It is located in Kōchi on the southern coast of Shikoku.

Light & Optic

Characteristic Signature
Fl (2) R 6s
Flash Type
Flashing
Light Color
Red
Flash Count
2 flashes
Interval
6s
Raw Code
Iso.G. period 6s
Focal Height
19m
Geographic Range
10NM

References & Identifiers

Admiralty No.
M5590
NGA No.
10104

Location

City
Kōchi (Southern Shikoku)
Country
🇯🇵JP
Latitude
33.2847°
Longitude
134.1360°

Nearby Vessels

Flag
Type
Name
Dist.
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Frequently Asked Questions

How do mariners identify Muroto Kō Lighthouse at night?+
Muroto Kō displays the characteristic Fl (2) R 6s — 2 red flashes 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 Muroto Kō Lighthouse guide vessels into?+
Muroto Kō Lighthouse assists vessels approaching 5 nearby ports. The closest is Murotsu, Kochi at 0.5 NM to the E. Other ports served include Nahari (10.2 NM NW), Kannoura (17.6 NM NNE), Asakawa (23.8 NM NNE), Kochi (32.4 NM WNW). Mariners should consult the relevant chart for full approach and pilotage information.
Is Muroto Kō Lighthouse still active and maintained?+
Yes, Muroto Kō 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 Muroto Kō Lighthouse?+
Muroto Kō 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 Muroto Kō Lighthouse?+
You can track vessels near Muroto Kō 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.