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Toden Hirono South Breakwater Lighthouse

Oc Green 6s🇯🇵Hirono, JPOperational

Location & Light Range

About Toden Hirono South Breakwater Lighthouse

This 13-meter white cylindrical concrete lighthouse stands at the end of the Hirono Power Plant's south breakwater. It guides vessels toward the power plant, located just outside the Fukushima nuclear exclusion zone. The structure comprises a concrete post attached to a square, single-story equipment shelter. Its green light flashes once every 6 seconds, visible for 12.4 nautical miles. The lighthouse was operational again after the Hirono Power Plant was restored in July 2011 and the town of Hirono reopened in April 2012. The site and tower are not accessible to the public.

Why it matters: This lighthouse is essential for the safe navigation of vessels supplying the Hirono Power Plant, a key energy facility. Its continued operation signifies the return of maritime activity to an area affected by the 2011 disaster.

Light & Optic

Characteristic Signature
Oc Green 6s
Flash Type
Occulting
Light Color
Green
Interval
6s
Raw Code
Oc G 6s
Focal Height
17m
Geographic Range
12.4NM

Construction & History

Significant events: Evacuated initially, Hirono Power Plant restored July 2011, Town of Hirono reopened April 2012

References & Identifiers

Nearest Port
Hisanohama(5.5 km)
ARLHS No.
JPN-1364

Tower & Structure

Tower Height
13m
Tower Shape
cylindrical
Tower Color
white
Material
concrete

Structure: A 13m white cylindrical concrete post attached to a square 1-story concrete equipment shelter.

Location

City
Hirono
Country
🇯🇵Japan
Region
Fukushima Prefecture
Sea Region
Located at the end of the Hirono Power Plant's south breakwater, just outside the Fukushima nuclear exclusion zone, guiding vessels to the power plant.
Latitude
37.2379°
Longitude
141.0283°

Nearby Vessels

Flag
Type
Name
Dist.
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Frequently Asked Questions

How do mariners identify Toden Hirono South Breakwater Lighthouse at night?+
Toden Hirono South Breakwater displays the characteristic Oc Green 6s. 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 Toden Hirono South Breakwater Lighthouse guide vessels into?+
Toden Hirono South Breakwater Lighthouse assists vessels approaching 5 nearby ports. The closest is Hisanohama at 5.5 NM to the SSW. Other ports served include Yotsukura (8 NM S), Ena (16.5 NM SSW), Nakanosaku (17.2 NM SSW), Ishiwaki (19.3 NM SSW). Mariners should consult the relevant chart for full approach and pilotage information.
Is Toden Hirono South Breakwater Lighthouse still active and maintained?+
Yes, Toden Hirono 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.
What shipping routes pass near Toden Hirono South Breakwater Lighthouse?+
Toden Hirono South Breakwater 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 Toden Hirono South Breakwater Lighthouse?+
You can track vessels near Toden Hirono 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.