Get the MarineRadar appSatellite AISSatellite live trackingTrack any shipLive alerts112,000+ ships trackedDownload free

Ki Shima Lighthouse

Fl White 4s🇯🇵Setouchi, JPOperational

Location & Light Range

About Ki Shima Lighthouse

Also known as: Ki Shima (Bizen Ki Shima, Kishima)

Constructed in 1971, the Ki Shima Lighthouse features a 12-meter-tall, round, white concrete tower. This cylindrical structure extends above a square base. Its lamp is positioned 17 meters over mean sea level. The lighthouse is situated on the southeastern point of O Shima, an islet about 2.4 kilometers southeast of Ushimado port. It projects a white flash every 4 seconds, observable up to 12.4 nautical miles.

Why it matters: The light marks the southeastern end of O Shima, offering navigation aid for watercraft in the vicinity.

Light & Optic

Characteristic Signature
Fl White 4s
Flash Type
Flashing
Light Color
White
Interval
4s
Raw Code
Fl W 4s
Focal Height
17m
Geographic Range
12.4NM

Construction & History

Year Built
1971

References & Identifiers

Nearest Port
Ushimado(2.4 km)
Admiralty No.
M5752.2
NGA No.
7844
ARLHS No.
JPN-1886

Tower & Structure

Tower Height
12m
Tower Shape
cylindrical
Tower Color
white
Material
concrete

Structure: round cylindrical white concrete tower, rising through a square platform

Location

City
Setouchi
Country
🇯🇵Japan
Region
Okayama Prefecture
Sea Region
Located on the southeast tip of O Shima, a small island about 3 km (2 mi) southeast of Ushimado.
Latitude
34.5961°
Longitude
134.1982°

Nearby Vessels

Flag
Type
Name
Dist.
Live tracking · 50,000+ mariners

Find Ki Shima Lighthouse on the live nautical map

Plan voyages near Japan, see nearby vessels in real time, and explore 14,900+ navigation aids in the app.

Nautical mapNearby vesselsVoyage planning
Get the App

Frequently Asked Questions

How do mariners identify Ki Shima Lighthouse at night?+
Ki 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 Ki Shima Lighthouse guide vessels into?+
Ki Shima Lighthouse assists vessels approaching 5 nearby ports. The closest is Ushimado at 2.3 NM to the WNW. Other ports served include Tonosho (6.8 NM S), Kugui (7.4 NM N), Ikeda, Kagawa (7.5 NM S), Bizen (8.3 NM N). Mariners should consult the relevant chart for full approach and pilotage information.
Is Ki Shima Lighthouse still active and maintained?+
Yes, Ki 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 Ki Shima Lighthouse?+
Ki 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 Ki Shima Lighthouse?+
You can track vessels near Ki 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.