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Miyata Kō Lighthouse

Fl Green 4s🇯🇵Amakusa, JPOperational

Location & Light Range

About Miyata Kō Lighthouse

This 9-meter white concrete post lighthouse, built in 1982, is situated at the western end of the Miyata harbor breakwater. It features a square, 1-story concrete equipment shelter and emits a green flash every 4 seconds. The focal height of the light is 11 meters, providing a geographic range of 10.7 nautical miles. The structure serves as a navigational aid at the harbor entrance, guiding vessels into Amakusa.

Why it matters: The Miyata Kō lighthouse is indispensable for safe navigation within Miyata harbor, delineating the critical end of the west breakwater and supporting the local fishing industry.

Light & Optic

Characteristic Signature
Fl Green 4s
Flash Type
Flashing
Light Color
Green
Interval
4s
Raw Code
Fl G 4s
Focal Height
11m
Geographic Range
10.7NM

Construction & History

Year Built
1982

References & Identifiers

Nearest Port
Tanasoko(1.9 km)
Admiralty No.
M5155.2.

Tower & Structure

Tower Height
9m
Tower Color
white
Material
concrete

Structure: A 9m white concrete post attached to a square 1-story concrete equipment shelter.

Location

City
Amakusa
Country
🇯🇵Japan
Region
Kumamoto Prefecture
Sea Region
Miyata harbor, marking the end of the west breakwater.
Latitude
32.3957°
Longitude
130.3101°

Nearby Vessels

Flag
Type
Name
Dist.
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Frequently Asked Questions

How do mariners identify Miyata Kō Lighthouse at night?+
Miyata Kō displays the characteristic Fl Green 4s. 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 Miyata Kō Lighthouse guide vessels into?+
Miyata Kō Lighthouse assists vessels approaching 5 nearby ports. The closest is Tanasoko at 1.7 NM to the ENE. Other ports served include Amatsuke (4.5 NM WSW), Shimotsuura (5.6 NM NNW), Himedo (5.9 NM ENE), Hondo (6.5 NM WNW). Mariners should consult the relevant chart for full approach and pilotage information.
Is Miyata Kō Lighthouse still active and maintained?+
Yes, Miyata 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 Miyata Kō Lighthouse?+
Miyata 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 Miyata Kō Lighthouse?+
You can track vessels near Miyata 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.