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Tsurushima Lighthouse

Fl WR 16s🇯🇵Seto Naikai Western, JPOperational

Location & Light Range

About Tsurushima Lighthouse

Tsurushima Lighthouse began operations in 1873. It stands 58 meters above sea level. The light displays white and red signals. This characteristic consists of a white flash followed by a red flash, repeating every 16 seconds. The structure is located in the Seto Inland Sea Western region of Japan. It is situated on the island of Tsurushima.

Why it matters: This lighthouse is designated as an Important Cultural Property of Japan.

Background
Tsurishima Lighthouse (釣島灯台, tsurushima tōdai) is a lighthouse on the island of Tsurushima, which is administered by Matsuyama, Ehime, Japan.

Light & Optic

Characteristic Signature
Fl WR 16s
Flash Type
Flashing
Light Color
WR
Flash Count
1 flash
Interval
16s
Raw Code
Fl.W.R. period 16s
Focal Height
58m
Light Range
20NM (37.0 km)

Location

City
Seto Naikai Western
Country
🇯🇵JP
Latitude
33.8930°
Longitude
132.6386°

Nearby Vessels

Flag
Type
Name
Dist.

Construction & History

Year Built
1873
Heritage Status
Important Cultural Property of Japan

References & Identifiers

Admiralty No.
M5436
NGA No.
9128
Wikipedia
Read on Wikipedia →
Wikidata
Q7850304 →
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Frequently Asked Questions

How far offshore can Tsurushima Lighthouse be seen?+
With a focal height of 58 meters and a nominal range of 20 nautical miles (approximately 37.0 km), Tsurushima is visible from well offshore under standard atmospheric conditions. Actual visibility depends on observer height, weather, and sea state. Lights of this range are typically used as landfall lights by vessels approaching from the open sea.
How do mariners identify Tsurushima Lighthouse at night?+
Tsurushima displays the characteristic Fl WR 16s — 1 wr flash every 16 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 wr color may indicate a specific sector or warning zone.
Which ports and harbors does Tsurushima Lighthouse guide vessels into?+
Tsurushima Lighthouse assists vessels approaching 5 nearby ports. The closest is Matsuyama at 3.9 NM to the ESE. Other ports served include Masaki (4 NM SE), Mitsuhama (4 NM SE), Hojo (8.5 NM NE), Ihota (10.6 NM WNW). Mariners should consult the relevant chart for full approach and pilotage information.
Is Tsurushima Lighthouse still active and maintained?+
Yes, Tsurushima 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 Tsurushima Lighthouse?+
Tsurushima 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 Tsurushima Lighthouse?+
You can track vessels near Tsurushima 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.