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Sakai Kō Lighthouse

Fl Green 3s🇯🇵Sakaiminato, JPOperational

Location & Light Range

About Sakai Kō Lighthouse

Also known as: Sakai Kō (Outer Breakwater)

The Sakai Kō lighthouse is a cylindrical concrete tower, 14 meters tall, painted white. It is situated at the north end of the detached outer breakwater for Sakai harbor, marking the primary entrance. The structure features a flared top and a gallery. Its light emits a single green flash every 3 seconds. The lighthouse is located near Sakaiminato city in Tottori Prefecture. It has a geographic range of 12.2 nautical miles.

Why it matters: This lighthouse, along with another light, delineates the main shipping channel into Sakai harbor, preventing vessels from encountering the detached outer breakwater and ensuring safe passage.

Light & Optic

Characteristic Signature
Fl Green 3s
Flash Type
Flashing
Light Color
Green
Interval
3s
Raw Code
Fl G 3s
Focal Height
16m
Geographic Range
12.2NM

Location

City
Sakaiminato
Country
🇯🇵Japan
Region
Tottori Prefecture
Sea Region
Located at the north end of the detached outer breakwater of Sakai, marking the main entrance to Sakai harbor.
Latitude
35.5487°
Longitude
133.2746°

Nearby Vessels

Flag
Type
Name
Dist.

Tower & Structure

Tower Height
14m
Tower Shape
cylindrical
Tower Color
white
Material
concrete

Structure: round concrete tower with flared top and gallery

References & Identifiers

Nearest Port
Nagahama, Shimane(0.6 km)
ARLHS No.
JPN-527
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Frequently Asked Questions

How do mariners identify Sakai Kō Lighthouse at night?+
Sakai Kō displays the characteristic Fl Green 3s. 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 Sakai Kō Lighthouse guide vessels into?+
Sakai Kō Lighthouse assists vessels approaching 5 nearby ports. The closest is Nagahama, Shimane at 0.6 NM to the NNE. Other ports served include Kaizaki (1.2 NM ENE), Sakaiminato (1.6 NM SSW), Hoda (1.7 NM NW), Mihonoseki (1.8 NM ENE). Mariners should consult the relevant chart for full approach and pilotage information.
Is Sakai Kō Lighthouse still active and maintained?+
Yes, Sakai 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 Sakai Kō Lighthouse?+
Sakai 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 Sakai Kō Lighthouse?+
You can track vessels near Sakai 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.