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Mochimune Breakwater Lighthouse

Fl G 3s🇯🇵Shizuoka, JPOperational

Location & Light Range

About Mochimune Breakwater Lighthouse

This concrete lighthouse stands 13 meters above sea level. The round tower is painted white and features a flared top, directly connected to a small equipment shelter. Its light emits a single green flash every 3 seconds. The structure is situated at the eastern end of the Mochimune breakwater, which serves the Mochimune fishing port.

Light & Optic

Characteristic Signature
Fl G 3s
Flash Type
Flashing
Light Color
Green
Flash Count
1 flash
Interval
3s
Raw Code
Fl.W. period 3s
Focal Height
13m

Location

City
Shizuoka
Country
🇯🇵JP
Latitude
34.9194°
Longitude
138.3739°

Nearby Vessels

Flag
Type
Name
Dist.

Tower & Structure

Tower Shape
round
Material
concrete

References & Identifiers

Admiralty No.
M6244
NGA No.
5724
ARLHS No.
JPN-1436
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Frequently Asked Questions

How do mariners identify Mochimune Breakwater Lighthouse at night?+
Mochimune Breakwater displays the characteristic Fl G 3s — 1 green 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 green color may indicate a specific sector or warning zone.
Which ports and harbors does Mochimune Breakwater Lighthouse guide vessels into?+
Mochimune Breakwater Lighthouse assists vessels approaching 5 nearby ports. The closest is Yaizu at 3.8 NM to the SSW. Other ports served include Himi (8.5 NM NE), Shimizu (8.5 NM NE), Ohigawa (9.2 NM SSW), Shimada (10.7 NM WSW). Mariners should consult the relevant chart for full approach and pilotage information.
Is Mochimune Breakwater Lighthouse still active and maintained?+
Yes, Mochimune 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 Mochimune Breakwater Lighthouse?+
Mochimune 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 Mochimune Breakwater Lighthouse?+
You can track vessels near Mochimune 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.