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Tai Kō Lighthouse

F Green 5s🇯🇵Maizuru, JPOperational

Location & Light Range

About Tai Kō Lighthouse

Also known as: Tai Kō (#2 Breakwater)

This 9.5-meter concrete post, painted white, is attached to a square, one-story concrete equipment shelter. It guides vessels into the sheltered harbor of Tai, located at the base of the Naryu Saki peninsula. The lighthouse emits a green flashing light, characterized by a single flash every 5 seconds. Its focal height is 13 meters, providing a geographic range of 11.3 nautical miles. The site is open to the public, though the tower itself cannot be entered.

Why it matters: The lighthouse marks the main breakwater, ensuring safe entry into the harbor for local fishing boats and other vessels.

Light & Optic

Characteristic Signature
F Green 5s
Flash Type
Fixed
Light Color
Green
Interval
5s
Raw Code
F.Fl G 5s
Focal Height
13m
Geographic Range
11.3NM

Location

City
Maizuru
Country
🇯🇵Japan
Region
Kyoto Prefecture
Sea Region
main breakwater at Tai, a secluded and sheltered harbor at the base of the Naryu Saki peninsula
Latitude
35.5681°
Longitude
135.4547°

References & Identifiers

Nearest Port
Uchiura, Ishikawa(3.1 km)
ARLHS No.
JPN-1254

Tower & Structure

Tower Height
9.5m
Tower Shape
square
Tower Color
white
Material
concrete

Structure: A 9.5m concrete post attached to a square 1-story concrete equipment shelter, painted white.

Visiting

Open to public
Site open, tower closed

Nearby Vessels

Flag
Type
Name
Dist.
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Frequently Asked Questions

How do mariners identify Tai Kō Lighthouse at night?+
Tai Kō displays the characteristic F Green 5s. 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 Tai Kō Lighthouse guide vessels into?+
Tai Kō Lighthouse assists vessels approaching 5 nearby ports. The closest is Uchiura, Fukui at 2.5 NM to the SE. Other ports served include Tsuchiura (3.8 NM SE), Maizuru (7.1 NM SW), Ine (10.2 NM NW), Obama, Fukui (12.7 NM ESE). Mariners should consult the relevant chart for full approach and pilotage information.
Is Tai Kō Lighthouse still active and maintained?+
Yes, Tai Kō 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 Tai Kō Lighthouse?+
Tai Kō 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 Tai Kō Lighthouse?+
You can track vessels near Tai Kō 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.