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Daiba Lighthouse

Fl G 3s🇯🇵Yamaguchi, JPInactive

Location & Light Range

About Daiba Lighthouse

The Daiba lighthouse is situated in Yamaguchi. Its light characteristic is a single green flash every 3 seconds. The lighthouse is not currently operational. The geographic range of its former light was 3 nautical miles.

Light & Optic

Characteristic Signature
Fl G 3s
Flash Type
Flashing
Light Color
Green
Flash Count
1 flash
Interval
3s
Raw Code
Fl.G. period 3s
Geographic Range
3NM

References & Identifiers

Admiralty No.
M5335.4
NGA No.
9928

Location

City
Yamaguchi
Country
🇯🇵JP
Latitude
33.9494°
Longitude
130.8737°

Nearby Vessels

Flag
Type
Name
Dist.
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Frequently Asked Questions

How do mariners identify Daiba Lighthouse at night?+
Daiba 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 Daiba Lighthouse guide vessels into?+
Daiba Lighthouse assists vessels approaching 5 nearby ports. The closest is Mutsure at 1.1 NM to the NNW. Other ports served include Ikina (2.2 NM WSW), Ina (2.2 NM WSW), Shimonoseki (3.1 NM ESE), Kanmon (3.7 NM SE). Mariners should consult the relevant chart for full approach and pilotage information.
Is Daiba Lighthouse still active and maintained?+
Daiba Lighthouse is currently listed as inactive. It may have been decommissioned, replaced by a different navigation aid, or temporarily taken out of service. Mariners should check the latest Notices to Mariners for current status.
What shipping routes pass near Daiba Lighthouse?+
Daiba 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 Daiba Lighthouse?+
You can track vessels near Daiba 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.