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Hakodate North Auxiliary Breakwater Lighthouse

Fl R 3s🇯🇵Southern Hokkaidō, JPOperational

Location & Light Range

About Hakodate North Auxiliary Breakwater Lighthouse

This red, cylindrical concrete tower stands 12 meters tall and its focal plane is also at 12 meters. The lighthouse emits a red flash every 3 seconds, visible for 10 nautical miles. It is situated at the end of a detached breakwater extending from the north end of Hakodate harbor's north breakwater. The structure, including its lantern and gallery, is entirely red.

Light & Optic

Characteristic Signature
Fl R 3s
Flash Type
Flashing
Light Color
Red
Flash Count
1 flash
Interval
3s
Raw Code
Fl
Focal Height
12m
Geographic Range
10NM

Location

City
Southern Hokkaidō
Country
🇯🇵JP
Latitude
41.8067°
Longitude
140.6965°

Nearby Vessels

Flag
Type
Name
Dist.

Tower & Structure

Tower Height
12m
Tower Shape
cylindrical
Tower Color
red
Material
concrete

Structure: Red round concrete tower; 39

References & Identifiers

Admiralty No.
M6707.4
NGA No.
0908
ARLHS No.
JPN-859
OpenStreetMap
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Frequently Asked Questions

How do mariners identify Hakodate North Auxiliary Breakwater Lighthouse at night?+
Hakodate North Auxiliary Breakwater 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 Hakodate North Auxiliary Breakwater Lighthouse guide vessels into?+
Hakodate North Auxiliary Breakwater Lighthouse assists vessels approaching 5 nearby ports. The closest is Hakodate at 1.1 NM to the SSE. Other ports served include Date (1.7 NM SSE), Usujiri (13.5 NM NE), Toyoura (17.4 NM ESE), Oma (19.2 NM SSE). Mariners should consult the relevant chart for full approach and pilotage information.
Is Hakodate North Auxiliary Breakwater Lighthouse still active and maintained?+
Yes, Hakodate North Auxiliary 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 Hakodate North Auxiliary Breakwater Lighthouse?+
Hakodate North Auxiliary 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 Hakodate North Auxiliary Breakwater Lighthouse?+
You can track vessels near Hakodate North Auxiliary 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.