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Inatori Kō East Breakwater Lighthouse

Fl (2) G 7s🇯🇵Shizuoka, JPOperational

This white, round concrete tower reaches a height of 31 meters, with its light positioned 17 meters above sea level. It is situated on the eastern breakwater of Inatori Kō. The lighthouse emits a green light that flashes twice every seven seconds. Its geographic range extends for 5 nautical miles.

Characteristic Signature
Fl (2) G 7s
Flash Type
Flashing
Light Color
Green
Flash Count
2 flashes
Interval
7s
Raw Code
Fl.(2)G. period 7s
Focal Height
17m
Geographic Range
5NM
City
Shizuoka
Country
🇯🇵JP
Latitude
34.7737°
Longitude
139.0469°
Flag
Type
Name
Dist.
Tower Height
31m
Tower Shape
round
Tower Color
white
Material
concrete

Structure: White round concrete tower; 31

Admiralty No.
M6300.4
NGA No.
5512
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How do mariners identify Inatori Kō East Breakwater Lighthouse at night?+
Inatori Kō East Breakwater displays the characteristic Fl (2) G 7s — 2 green flashes every 7 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 Inatori Kō East Breakwater Lighthouse guide vessels into?+
Inatori Kō East Breakwater Lighthouse assists vessels approaching 5 nearby ports. The closest is Inatori at 0.1 NM to the W. Other ports served include Shimoda, Shizuoka (7.7 NM SW), Itoh, Shizuoka (12.4 NM NNE), Matsuzaki (13.5 NM W), Tago (14.2 NM W). Mariners should consult the relevant chart for full approach and pilotage information.
Is Inatori Kō East Breakwater Lighthouse still active and maintained?+
Yes, Inatori Kō 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 Inatori Kō East Breakwater Lighthouse?+
Inatori Kō 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 Inatori Kō East Breakwater Lighthouse?+
You can track vessels near Inatori Kō 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.