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Yaizu East Breakwater Lighthouse

Fl G 4s🇯🇵Shizuoka, JPOperational

Location & Light Range

About Yaizu East Breakwater Lighthouse

Yaizu East Breakwater lighthouse is a 10-meter tall green truncated pyramidal tower. Its focal plane sits 18 meters above sea level. The light emits a single green flash every 4 seconds. This structure also broadcasts Automatic Identification System (AIS) signals. It is located in Shizuoka, Japan.

Light & Optic

Characteristic Signature
Fl G 4s
Flash Type
Flashing
Light Color
Green
Flash Count
1 flash
Interval
4s
Raw Code
Fl.G. period 4s
Focal Height
18m
Geographic Range
5NM

Location

City
Shizuoka
Country
🇯🇵JP
Latitude
34.8692°
Longitude
138.3367°

Nearby Vessels

Flag
Type
Name
Dist.

Tower & Structure

Tower Height
10m
Tower Shape
pyramidal
Tower Color
green

Structure: Green truncated pyramidal tower; 10. AIS (MMSI No 992241137). SPAIN-MEDITERRANEAN SEA

References & Identifiers

Admiralty No.
M6239.5
NGA No.
5740
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Frequently Asked Questions

How do mariners identify Yaizu East Breakwater Lighthouse at night?+
Yaizu East Breakwater displays the characteristic Fl G 4s — 1 green 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. The green color may indicate a specific sector or warning zone.
Which ports and harbors does Yaizu East Breakwater Lighthouse guide vessels into?+
Yaizu East Breakwater Lighthouse assists vessels approaching 5 nearby ports. The closest is Yaizu at 0.3 NM to the WSW. Other ports served include Ohigawa (5.7 NM SSW), Shimada (7.9 NM WSW), Himi (12 NM NE), Shimizu (12 NM NE). Mariners should consult the relevant chart for full approach and pilotage information.
Is Yaizu East Breakwater Lighthouse still active and maintained?+
Yes, Yaizu East 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 Yaizu East Breakwater Lighthouse?+
Yaizu East 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 Yaizu East Breakwater Lighthouse?+
You can track vessels near Yaizu East 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.