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Toragasaki Lighthouse

Fl W 4s🇯🇵Honshu-Northwest Coast, JPOperational

Location & Light Range

About Toragasaki Lighthouse

This lighthouse features a round, green tower constructed from fiberglass and stands 10 meters high. Its focal height reaches 15 meters above sea level. The light emits a single white flash every 4 seconds, visible for 7 nautical miles. This structure utilizes reinforced plastic in its construction.

Light & Optic

Characteristic Signature
Fl W 4s
Flash Type
Flashing
Light Color
White
Flash Count
1 flash
Interval
4s
Raw Code
Fl.W. period 4s
Focal Height
15m
Light Range
7NM (13.0 km)
Geographic Range
7NM

Location

City
Honshu-Northwest Coast
Country
🇯🇵JP
Latitude
34.4594°
Longitude
131.3980°

Nearby Vessels

Flag
Type
Name
Dist.

Tower & Structure

Tower Height
10m
Tower Shape
round
Tower Color
green
Material
fiberglass

Structure: Green glass reinforced plastic(grp) fiberglass tower; 10

References & Identifiers

Admiralty No.
M7361
NGA No.
1692
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Frequently Asked Questions

How far offshore can Toragasaki Lighthouse be seen?+
With a focal height of 15 meters and a nominal range of 7 nautical miles (approximately 13.0 km), Toragasaki is visible from well offshore under standard atmospheric conditions. Actual visibility depends on observer height, weather, and sea state. As a shorter-range light, it primarily serves nearshore and coastal traffic.
How do mariners identify Toragasaki Lighthouse at night?+
Toragasaki displays the characteristic Fl W 4s — 1 white 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.
Which ports and harbors does Toragasaki Lighthouse guide vessels into?+
Toragasaki Lighthouse assists vessels approaching 5 nearby ports. The closest is Hagi at 1.6 NM to the SSE. Other ports served include Senzaki (10.3 NM WSW), Fukawa (11.6 NM WSW), Susa (13.8 NM NE), Esaki (16.5 NM NE). Mariners should consult the relevant chart for full approach and pilotage information.
Is Toragasaki Lighthouse still active and maintained?+
Yes, Toragasaki 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 Toragasaki Lighthouse?+
Toragasaki 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 Toragasaki Lighthouse?+
You can track vessels near Toragasaki 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.