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Shiroko Kō Outer Breakwater South Head Lighthouse

Fl Red 3s🇯🇵Suzuka, JPOperational

Also known as: Siroko

This red lighthouse, built in 1989, stands at the southern extremity of Shiroko Kō's outer breakwater in Mie Prefecture. It emits a single red flash every 3 seconds, visible for 11.3 nautical miles. The structure rises to a focal height of 13 meters above sea level. Its location marks the entrance to Shiroko Port, a significant fishing and commercial hub. The lighthouse guides vessels into the port's protected waters, helping them navigate the coastal conditions.

Why it matters: The Shiroko Kō Outer Breakwater South Head light is essential for the safe entry and exit of all vessels using Shiroko Port, particularly its fishing fleet. Its distinctive red flash warns mariners of the breakwater's end, reducing the risk of groundings and collisions.

Characteristic Signature
Fl Red 3s
Flash Type
Flashing
Light Color
Red
Interval
3s
Raw Code
Fl R 3s
Focal Height
13m
Geographic Range
11.3NM
Year Built
1989
Nearest Port
Shiroko(0.2 km)
Admiralty No.
M6093.5
NGA No.
6210
ARLHS No.
JPN-1854
Tower Color
red

Structure: The Shiroko Kō Outer Breakwater South Head lighthouse marks the entrance to Shiroko Port, a vital fishing and commercial harbor on the Japanese coast. Situated at the very end of the outer breakwater, it guides vessels safely into the protected waters of the port, navigating the often-choppy coastal conditions. Built in 1989, this light has been an active aid to navigation for decades, ensuring the continuous flow of maritime traffic. Its presence is crucial for local fishermen returning with their catches and for other vessels seeking refuge or conducting business within the port. The surrounding area is characterized by the bustling activity of a working port, with fishing boats, cargo ships, and the constant rhythm of the sea. While not a grand, historic tower, its functional role is indispensable to the maritime community of Shiroko. It remains an active and essential part of the port's infrastructure, continuously serving its purpose.

City
Suzuka
Country
🇯🇵Japan
Region
Mie Prefecture
Sea Region
Located at the south head of the outer breakwater of Shiroko (Siroko) Kō, Japan.
Latitude
34.8249°
Longitude
136.5932°
Flag
Type
Name
Dist.
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How do mariners identify Shiroko Kō Outer Breakwater South Head Lighthouse at night?+
Shiroko Kō Outer Breakwater South Head 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 Shiroko Kō Outer Breakwater South Head Lighthouse guide vessels into?+
Shiroko Kō Outer Breakwater South Head Lighthouse assists vessels approaching 5 nearby ports. The closest is SUZUKA at 4.1 NM to the NNE. Other ports served include Chiyozaki (8.7 NM NNE), Yokkaichi (8.8 NM NNE), Tsu (10.3 NM SSW), Tokoname (12.1 NM ENE). Mariners should consult the relevant chart for full approach and pilotage information.
Is Shiroko Kō Outer Breakwater South Head Lighthouse still active and maintained?+
Yes, Shiroko Kō Outer Breakwater South Head 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 Shiroko Kō Outer Breakwater South Head Lighthouse?+
Shiroko Kō Outer Breakwater South Head 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 Shiroko Kō Outer Breakwater South Head Lighthouse?+
You can track vessels near Shiroko Kō Outer Breakwater South Head 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.