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Morie Ko Lighthouse

Mo R 8s🇯🇵Seto Naikai Western, JPInactive

Location & Light Range

About Morie Ko Lighthouse

Morie Ko is a triangular latticed metal tower standing 40 meters tall. Its exterior is painted white and red, featuring a red stripe and a white trapezium daymark. The light source is situated at a focal height of 11 meters above sea level. This light emits a red color and displays a composite group flashing characteristic, specifically pattern A, consisting of two flashes every 8 seconds.

Light & Optic

Characteristic Signature
Mo R 8s
Flash Type
Morse
Light Color
Red
Flash Count
1 flash
Interval
8s
Raw Code
Mo.(A)R. period 8s
Focal Height
11m
Light Range
4NM (7.4 km)
Geographic Range
6NM

Location

City
Seto Naikai Western
Country
🇯🇵JP
Latitude
33.4093°
Longitude
131.6593°

Nearby Vessels

Flag
Type
Name
Dist.

Tower & Structure

Tower Height
40m
Tower Shape
triangular
Tower Color
white and red
Material
metal

Structure: Triangular latticed tower, white trapezium daymark, red stripe; 40

References & Identifiers

Admiralty No.
M4956
NGA No.
9416
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Frequently Asked Questions

How far offshore can Morie Ko Lighthouse be seen?+
With a focal height of 11 meters and a nominal range of 4 nautical miles (approximately 7.4 km), Morie 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 Morie Ko Lighthouse at night?+
Morie Ko displays the characteristic Mo R 8s — 1 red flash every 8 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 Morie Ko Lighthouse guide vessels into?+
Morie Ko Lighthouse assists vessels approaching 5 nearby ports. The closest is Morie at 0.5 NM to the WNW. Other ports served include Kitsuki (2.2 NM WNW), Musashi (6.5 NM NE), Beppushinko (9.1 NM SW), Beppu, Oita (9.1 NM SW). Mariners should consult the relevant chart for full approach and pilotage information.
Is Morie Ko Lighthouse still active and maintained?+
Morie Ko Lighthouse is currently listed as inactive. It may have been decommissioned, replaced by a different navigation aid, or temporarily taken out of service. Mariners should check the latest Notices to Mariners for current status.
What shipping routes pass near Morie Ko Lighthouse?+
Morie 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 Morie Ko Lighthouse?+
You can track vessels near Morie 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.