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Hakodate North Breakwater Lighthouse

Fl (2) G 6s🇯🇵Southern Hokkaidō, JPOperational

Location & Light Range

About Hakodate North Breakwater Lighthouse

Hakodate North Breakwater Light is a green, cylindrical tower constructed of concrete. Standing 14 meters tall, its focal plane is also at 14 meters. The lighthouse emits two green flashes every 6 seconds, visible for a geographic range of 12 nautical miles. It is part of the NGA list of lights, identified by number 0904 and Admiralty number M6707. The structure's white color contrasts with its green light, marking the entrance to Hakodate port.

Why it matters: This light flanks the main entrance to the port of Hakodate.

Light & Optic

Characteristic Signature
Fl (2) G 6s
Flash Type
Flashing
Light Color
Green
Flash Count
2 flashes
Interval
6s
Raw Code
Fl
Focal Height
14m
Geographic Range
12NM

Location

City
Southern Hokkaidō
Country
🇯🇵JP
Latitude
41.7980°
Longitude
140.6995°

Nearby Vessels

Flag
Type
Name
Dist.

Tower & Structure

Tower Height
14m
Tower Shape
cylindrical
Tower Color
green
Material
concrete

Structure: White tower; 46

References & Identifiers

Admiralty No.
M6707
NGA No.
0904
ARLHS No.
JPN-860
OpenStreetMap
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Frequently Asked Questions

How do mariners identify Hakodate North Breakwater Lighthouse at night?+
Hakodate North Breakwater displays the characteristic Fl (2) G 6s — 2 green flashes 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. The green color may indicate a specific sector or warning zone.
Which ports and harbors does Hakodate North Breakwater Lighthouse guide vessels into?+
Hakodate North Breakwater Lighthouse assists vessels approaching 5 nearby ports. The closest is Hakodate at 0.5 NM to the SSE. Other ports served include Date (1.2 NM SE), Usujiri (13.7 NM NE), Toyoura (17.2 NM E), Oma (18.7 NM SSE). Mariners should consult the relevant chart for full approach and pilotage information.
Is Hakodate North Breakwater Lighthouse still active and maintained?+
Yes, Hakodate North 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 Breakwater Lighthouse?+
Hakodate North 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 Breakwater Lighthouse?+
You can track vessels near Hakodate North 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.