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Satsuma Okino Shima Lighthouse

Fl White 4s🇯🇵Ichikikushikino, JPOperational

Location & Light Range

About Satsuma Okino Shima Lighthouse

Also known as: Satuma

This lighthouse is situated on Okino Shima, an island off Satsuma, Japan, within the Kagoshima Prefecture. Constructed in 1970, it features a cylindrical concrete tower with a gallery, rising from a square concrete base. The tower stands 9.5 meters tall, with its light situated at a focal height of 87 meters. It emits a white flash every 4 seconds, providing a geographic range of 23.4 nautical miles. The nearest port, Hashima, is 1.6 kilometers away.

Why it matters: This lighthouse assists vessels navigating the waters around Okino Shima, offering guidance for safe passage in this area of Japan.

Light & Optic

Characteristic Signature
Fl White 4s
Flash Type
Flashing
Light Color
White
Interval
4s
Raw Code
Fl W 4s
Focal Height
87m
Geographic Range
23.4NM

Construction & History

Year Built
1970

References & Identifiers

Nearest Port
Hashima(1.6 km)
ARLHS No.
JPN-546

Tower & Structure

Tower Height
9.5m
Tower Shape
cylindrical
Material
concrete

Structure: round concrete tower with gallery, rising from a square concrete base

Location

City
Ichikikushikino
Country
🇯🇵Japan
Region
Kagoshima Prefecture
Sea Region
Located on Okino Shima, an island off Satsuma, Japan.
Latitude
31.7400°
Longitude
130.1795°

Nearby Vessels

Flag
Type
Name
Dist.
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Frequently Asked Questions

How do mariners identify Satsuma Okino Shima Lighthouse at night?+
Satsuma Okino Shima displays the characteristic Fl White 4s. 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 Satsuma Okino Shima Lighthouse guide vessels into?+
Satsuma Okino Shima Lighthouse assists vessels approaching 5 nearby ports. The closest is Hashima at 1.7 NM to the NE. Other ports served include Ichikikushikino (4.7 NM ESE), Muta, Nagasaki (6.4 NM NE), Satsumasendai (6.4 NM N), Satsumasendai (6.7 NM NNE). Mariners should consult the relevant chart for full approach and pilotage information.
Is Satsuma Okino Shima Lighthouse still active and maintained?+
Yes, Satsuma Okino Shima 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 Satsuma Okino Shima Lighthouse?+
Satsuma Okino Shima 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 Satsuma Okino Shima Lighthouse?+
You can track vessels near Satsuma Okino Shima 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.