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Arari Lighthouse

Iso W 6s🇯🇵Honshu-South Coast, JPOperational

Arari Lighthouse is a maritime navigation aid located in Honshu-South Coast, JP. It is currently operational and active, providing guidance to vessels navigating the surrounding waters. The light sits at a focal height of 13 meters above mean sea level. Under standard atmospheric conditions, the light is visible up to 8 nautical miles (approximately 14.8 km) from the observer.

Light characteristic: The identifying signal of this lighthouse is Iso W 6s. This means the light produces 1 flash every 6 seconds. Mariners use this distinctive pattern to positively identify the light and distinguish it from other aids to navigation in the area. The light displays a white signal, the most common color for major coastal lights.

Visibility and range: With a focal height of 13 meters and a nominal range of 8 nautical miles, this light serves as a significant coastal navigation aid. Vessels transiting along the coast or approaching from moderate distances can use this light for position fixing and course confirmation.

Position: Arari Lighthouse is positioned at 34.8284°N, 138.7652°E, near Honshu-South Coast in JP. The blue circle on the map represents the nominal 8-nautical-mile range of the light.

Geographic context: Arari Lighthouse is situated on the Sea of Japan, within the Japan / Korea shipping lane — a busy shipping corridor linking the major ports of Japan and South Korea. The location falls within the subtropical climate zone with mild winters and warm summers.

Nearby lighthouses in JP: Other lighthouses in the region include Abashiri East Breakwater, Abashiri Island Breakwater North End, Abashiri North Breakwater, Abashiri South Breakwater East End, Abuka Kō. View all on the Lighthouses Directory.

Characteristic Signature
Iso W 6s
Flash Type
Isophase
Light Color
White
Flash Count
1 flash
Interval
6s
Focal Height
13m
Light Range
8NM (14.8 km)
Status
ACTIVE
City
Honshu-South Coast
Country
🇯🇵JP
Latitude
34.8284°
Longitude
138.7652°
Flag
Type
Name
Dist.
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How far offshore can Arari Lighthouse be seen?+
With a focal height of 13 meters and a nominal range of 8 nautical miles (approximately 14.8 km), Arari is visible from well offshore under standard atmospheric conditions. Actual visibility depends on observer height, weather, and sea state. This range makes it a significant coastal navigation aid for vessels transiting the area.
How do mariners identify Arari Lighthouse at night?+
Arari displays the characteristic Iso W 6s — 1 white flash every 6 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.
Which ports and harbors does Arari Lighthouse guide vessels into?+
Arari Lighthouse assists vessels approaching 5 nearby ports. The closest is Arari at 0.1 NM to the SSE. Other ports served include Tago (1.3 NM S), Ugusu (1.4 NM NNE), Matsuzaki (4.1 NM S), Toi (5.2 NM N). Mariners should consult the relevant chart for full approach and pilotage information.
Is Arari Lighthouse still active and maintained?+
Yes, Arari 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 Arari Lighthouse?+
Arari 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 Arari Lighthouse?+
You can track vessels near Arari 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.