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Kuro Saki Lighthouse

Fl W 4s🇯🇵Northern Honshū, JPOperational

Location & Light Range

About Kuro Saki Lighthouse

This white, square lighthouse is constructed of stone. It measures 16 meters in height, with the light situated at a focal plane of 22 meters. The lighthouse displays a white light, characterized by a single flash occurring every 4 seconds. Its geographic range extends to 12 nautical miles.

Light & Optic

Characteristic Signature
Fl W 4s
Flash Type
Flashing
Light Color
White
Flash Count
1 flash
Interval
4s
Raw Code
Fl.W. period 4s
Focal Height
22m
Geographic Range
12NM

Location

City
Northern Honshū
Country
🇯🇵JP
Latitude
41.1835°
Longitude
141.0538°

Nearby Vessels

Flag
Type
Name
Dist.

Tower & Structure

Tower Height
16m
Tower Shape
square
Tower Color
white
Material
stone

Structure: White square tower; 16.3808 K 3690.6 Cape Perpendicular. 34° 49.5´ S 173° 10.1´ E

References & Identifiers

Admiralty No.
M6640
NGA No.
3804
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Frequently Asked Questions

How do mariners identify Kuro Saki Lighthouse at night?+
Kuro Saki displays the characteristic Fl W 4s — 1 white flash every 4 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 Kuro Saki Lighthouse guide vessels into?+
Kuro Saki Lighthouse assists vessels approaching 5 nearby ports. The closest is Kawauchi at 3.1 NM to the WNW. Other ports served include Ominato (6.9 NM NE), Wakinosawa (10.6 NM WSW), Hotokegaura (13.7 NM NW), Taki (13.8 NM SSW). Mariners should consult the relevant chart for full approach and pilotage information.
Is Kuro Saki Lighthouse still active and maintained?+
Yes, Kuro Saki 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 Kuro Saki Lighthouse?+
Kuro Saki 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 Kuro Saki Lighthouse?+
You can track vessels near Kuro Saki 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.