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Saru Lighthouse

Fl R 3s🇯🇵Northern Hokkaidō, JPOperational

Location & Light Range

About Saru Lighthouse

The Saru Lighthouse stands in Northern Hokkaidō, Japan. Its focal height reaches 13 meters above sea level. The light emitted is red. This structure serves as a navigational aid in the region.

Light & Optic

Characteristic Signature
Fl R 3s
Flash Type
Flashing
Light Color
Red
Flash Count
1 flash
Interval
3s
Focal Height
13m

Nearby Vessels

Flag
Type
Name
Dist.

Location

City
Northern Hokkaidō
Country
🇯🇵JP
Latitude
44.4285°
Longitude
143.2315°
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Frequently Asked Questions

How do mariners identify Saru Lighthouse at night?+
Saru displays the characteristic Fl R 3s — 1 red flash every 3 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 Saru Lighthouse guide vessels into?+
Saru Lighthouse assists vessels approaching 1 nearby port. The closest is Tokoro at 41.6 NM to the ESE. Mariners should consult the relevant chart for full approach and pilotage information.
Is Saru Lighthouse still active and maintained?+
Yes, Saru 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 Saru Lighthouse?+
You can track vessels near Saru 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.