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Toguchi Kō South Breakwater Lighthouse

Fl Red 3s🇯🇵Motobu, JPOperational

Location & Light Range

About Toguchi Kō South Breakwater Lighthouse

Constructed in 1972, this lighthouse marks the end of the south breakwater for Toguchi small boat harbor. The structure consists of an 8-meter red concrete cylindrical post topped with a lantern, positioned atop a 1-story equipment shelter. Its light shows a red flash every 3 seconds, with a geographic range of 10.4 nautical miles. Located in Motobu, Okinawa Prefecture, the site is accessible, but the tower is closed to visitors.

Why it matters: This marker indicates the south breakwater entrance to Toguchi small boat harbor, serving local fishing boats and recreational craft.

Light & Optic

Characteristic Signature
Fl Red 3s
Flash Type
Flashing
Light Color
Red
Interval
3s
Raw Code
Fl R 3s
Focal Height
10m
Geographic Range
10.4NM

Construction & History

Year Built
1972

Visiting

Open to public
Site open, tower closed

Nearby Vessels

Flag
Type
Name
Dist.

Tower & Structure

Tower Height
8m
Tower Shape
cylindrical
Tower Color
red
Material
concrete

Structure: An 8m red concrete post with a lantern, centered on a square 1-story equipment shelter.

Location

City
Motobu
Country
🇯🇵Japan
Region
Okinawa Prefecture
Sea Region
south breakwater of the Toguchi small boat harbor, on the north side of Motubu
Latitude
26.6606°
Longitude
127.8884°

References & Identifiers

Nearest Port
Motobu(1.4 km)
Admiralty No.
M4763.5
NGA No.
13424
ARLHS No.
JPN-2624
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Frequently Asked Questions

How do mariners identify Toguchi Kō South Breakwater Lighthouse at night?+
Toguchi Kō South Breakwater displays the characteristic Fl Red 3s. 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 Toguchi Kō South Breakwater Lighthouse guide vessels into?+
Toguchi Kō South Breakwater Lighthouse assists vessels approaching 5 nearby ports. The closest is Motobu at 1.3 NM to the SSW. Other ports served include Sesoko (1.7 NM S), Nago (6.3 NM SE), Unten (6.4 NM E), Kouri (7.2 NM ENE). Mariners should consult the relevant chart for full approach and pilotage information.
Is Toguchi Kō South Breakwater Lighthouse still active and maintained?+
Yes, Toguchi Kō South 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 Toguchi Kō South Breakwater Lighthouse?+
You can track vessels near Toguchi Kō South 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.