Get the MarineRadar appSatellite AISSatellite live trackingTrack any shipLive alerts112,000+ ships trackedDownload free

Yara Saki Lighthouse

Oc White 8s🇯🇵Tsushima, JPOperational

Location & Light Range

About Yara Saki Lighthouse

First lit in 1924, the Yara Saki Lighthouse is a white, cylindrical concrete tower standing 8 meters tall. It is situated on a promontory that shelters the north side of the entrance to Izuhara harbor in Tsushima, Nagasaki Prefecture. The lighthouse structure consists of the main tower attached to a small concrete equipment shelter. Its focal height reaches 45 meters above sea level, and it emits an occulting white light with a period of 8 seconds. The geographic range of the light is 17.9 nautical miles. Visitors can access the site, but the tower itself is closed to the public.

Why it matters: The Yara Saki Lighthouse marks the northern entrance to Izuhara harbor, guiding vessels approaching from the sea.

Light & Optic

Characteristic Signature
Oc White 8s
Flash Type
Occulting
Light Color
White
Interval
8s
Raw Code
Oc W 8s
Focal Height
45m
Geographic Range
17.9NM

Construction & History

First Lit
1924

Visiting

Open to public
Site open, tower closed

Nearby Vessels

Flag
Type
Name
Dist.

Tower & Structure

Tower Height
8m
Tower Shape
cylindrical
Tower Color
white
Material
concrete

Structure: square cylindrical concrete tower attached to a small concrete equipment shelter

Location

City
Tsushima
Country
🇯🇵Japan
Region
Nagasaki Prefecture
Sea Region
on a promontory sheltering the north side of the entrance to Izuhara (Iduhara) harbor
Latitude
34.1942°
Longitude
129.2984°

References & Identifiers

Nearest Port
Izuhara(0.3 km)
Admiralty No.
M5047
NGA No.
12564
Live tracking · 50,000+ mariners

Find Yara Saki Lighthouse on the live nautical map

Plan voyages near Japan, see nearby vessels in real time, and explore 14,900+ navigation aids in the app.

Nautical mapNearby vesselsVoyage planning
Get the App

Frequently Asked Questions

How do mariners identify Yara Saki Lighthouse at night?+
Yara Saki displays the characteristic Oc White 8s. 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 white color may indicate a specific sector or warning zone.
Which ports and harbors does Yara Saki Lighthouse guide vessels into?+
Yara Saki Lighthouse assists vessels approaching 5 nearby ports. The closest is Izuhara at 0.3 NM to the W. Other ports served include Hara (0.4 NM NNE), Se/Izuhara (0.4 NM NNE), Koura, Kagawa (1.5 NM N), Kechi (4.2 NM NNE). Mariners should consult the relevant chart for full approach and pilotage information.
Is Yara Saki Lighthouse still active and maintained?+
Yes, Yara Saki 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 Yara Saki Lighthouse?+
Yara Saki 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 Yara Saki Lighthouse?+
You can track vessels near Yara Saki 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.