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Shikine Shima Kō Lighthouse

Fl White 3s🇯🇵Tokyo, JPOperational

Location & Light Range

About Shikine Shima Kō Lighthouse

This white, cylindrical concrete lighthouse stands 11 meters tall on the southern jetty of Shikine Shima. The structure rises from a single-story equipment shelter and projects into the sea. Its light emits one white flash every 3 seconds, visible for 11 nautical miles. The lighthouse is situated on the jetty, approximately 0.9 kilometers from the nearest port on the island. It has long served as a navigational aid.

Why it matters: The lighthouse is essential for local vessels entering and exiting Shikine Shima's southern harbor, marking the port entrance and preventing groundings.

Light & Optic

Characteristic Signature
Fl White 3s
Flash Type
Flashing
Light Color
White
Interval
3s
Raw Code
Fl W 3s
Focal Height
12m
Geographic Range
11NM

Location

City
Tokyo
Country
🇯🇵Japan
Region
Oshima Subprefecture
Sea Region
Located on the jetty on the south side of Shikine Shima.
Latitude
34.3199°
Longitude
139.2205°

Nearby Vessels

Flag
Type
Name
Dist.

Tower & Structure

Tower Height
11m
Tower Shape
cylindrical
Tower Color
white
Material
concrete

Structure: round concrete tower, rising from a 1-story concrete equipment shelter

References & Identifiers

Nearest Port
Shikinejima(0.9 km)
Admiralty No.
M6273
NGA No.
5560
ARLHS No.
JPN-1470
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Frequently Asked Questions

How do mariners identify Shikine Shima Kō Lighthouse at night?+
Shikine Shima Kō displays the characteristic Fl White 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 white color may indicate a specific sector or warning zone.
Which ports and harbors does Shikine Shima Kō Lighthouse guide vessels into?+
Shikine Shima Kō Lighthouse assists vessels approaching 5 nearby ports. The closest is Toshima/Tokyo at 12 NM to the N. Other ports served include Shimoda, Shizuoka (24.7 NM NNW), Inatori (28.6 NM NNW), Nishitokyo (29.2 NM NNE), Okada (29.5 NM NNE). Mariners should consult the relevant chart for full approach and pilotage information.
Is Shikine Shima Kō Lighthouse still active and maintained?+
Yes, Shikine Shima 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 Shikine Shima Kō Lighthouse?+
Shikine Shima 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 Shikine Shima Kō Lighthouse?+
You can track vessels near Shikine Shima 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.