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Saidaiji Kō Lighthouse

🇯🇵Okayama, JPOperational

Location & Light Range

About Saidaiji Kō Lighthouse

Also known as: Saidaizi

Saidaiji Kō Lighthouse, a cylindrical concrete tower, was built in 1943 near Okayama. Standing 9.5 meters tall, its light is positioned 13 meters above sea level. The lighthouse provides a geographic range of 11.3 nautical miles. It is part of Saidaiji Port, located 3.6 kilometers from Yamada. While the surrounding site is accessible, the tower itself is closed to visitors.

Why it matters: This lighthouse is essential for vessels entering and departing Saidaiji Port, a significant center for fishing and trade.

Light & Optic

Focal Height
13m
Geographic Range
11.3NM

Construction & History

Year Built
1943

Visiting

Open to public
Site open, tower closed

Nearby Vessels

Flag
Type
Name
Dist.

Tower & Structure

Tower Height
9.5m
Tower Shape
cylindrical
Material
concrete

Structure: round cylindrical concrete tower

Location

City
Okayama
Country
🇯🇵Japan
Region
Okayama Prefecture
Sea Region
Saidaiji Port, Japan
Latitude
34.6041°
Longitude
134.0307°

References & Identifiers

Nearest Port
Yamada(3.6 km)
Admiralty No.
M5749
NGA No.
8048
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Frequently Asked Questions

Which ports and harbors does Saidaiji Kō Lighthouse guide vessels into?+
Saidaiji Kō Lighthouse assists vessels approaching 5 nearby ports. The closest is Yamada at 3.5 NM to the SSW. Other ports served include Okayama (3.9 NM W), Ushimado (6.2 NM E), Ieura (6.9 NM SSE), Uno (7.7 NM SSW). Mariners should consult the relevant chart for full approach and pilotage information.
Is Saidaiji Kō Lighthouse still active and maintained?+
Yes, Saidaiji 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 Saidaiji Kō Lighthouse?+
Saidaiji 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 Saidaiji Kō Lighthouse?+
You can track vessels near Saidaiji 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.