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Saika Lighthouse

Fl Green 8s🇯🇵Wakayama, JPOperational

Also known as: Saika (Saiga) Saki Kō (Wakayama Shimotsu Kō)

Saika Lighthouse commenced operations in 1983 as part of Japan's coastal navigation infrastructure. The lighthouse emits a green light, flashing once every eight seconds. Its focal height reaches 13 meters, with a geographic range of 11.3 nautical miles. The site surrounding the lighthouse is open to the public, though the tower itself is inaccessible. Situated near Wakayama, approximately 1.8 kilometers from the nearest port, it has remained an active navigational aid since its construction.

Why it matters: Saika Lighthouse provides consistent guidance for vessels navigating the local waters, ensuring safe passage with its regular green flash.

Characteristic Signature
Fl Green 8s
Flash Type
Flashing
Light Color
Green
Interval
8s
Raw Code
Fl G 8s
Focal Height
13m
Geographic Range
11.3NM
Year Built
1983
Open to public
Site open, tower closed
Flag
Type
Name
Dist.

Structure: Saika Lighthouse, a relatively modern addition to Japan's coastal navigation network, began its service in 1983. Perched somewhere along the country's extensive coastline, it projects a distinctive green light, flashing reliably every eight seconds, a crucial signal for ships traversing these waters. While the specific maritime challenges it addresses are not detailed, its establishment underscores the continuous need for clear guidance in busy shipping lanes or near particular coastal features. The lighthouse has maintained its active status since its inception, a testament to its ongoing utility in safeguarding maritime traffic. For those interested in coastal landmarks, the site around Saika Lighthouse is accessible, inviting visitors to experience the atmosphere of a working navigational aid. Although the tower itself remains closed to the public, the opportunity to walk the grounds offers a connection to Japan's maritime heritage and the vital, silent work performed by these structures.

City
Wakayama
Country
🇯🇵Japan
Region
Wakayama Prefecture
Latitude
34.1865°
Longitude
135.1482°
Nearest Port
Wakayama(1.8 km)
ARLHS No.
JPN-1967
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How do mariners identify Saika Lighthouse at night?+
Saika displays the characteristic Fl Green 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 green color may indicate a specific sector or warning zone.
Which ports and harbors does Saika Lighthouse guide vessels into?+
Saika Lighthouse assists vessels approaching 5 nearby ports. The closest is Kainan at 1.1 NM to the NW. Other ports served include Wakayama (1.1 NM NW), Shimotsu (4.2 NM S), Fuke (8.1 NM N), Tannowa (9.3 NM NNE). Mariners should consult the relevant chart for full approach and pilotage information.
Is Saika Lighthouse still active and maintained?+
Yes, Saika 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 Saika Lighthouse?+
Saika 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 Saika Lighthouse?+
You can track vessels near Saika 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.