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Kome Saki Lighthouse

Iso White 6s🇯🇵Okayama, JPOperational

Location & Light Range

About Kome Saki Lighthouse

Also known as: Kome Saki (Komesaki)

Built in 1966, Kome Saki lighthouse is a cylindrical white concrete tower measuring 10 meters in height. Its light source is situated 25 meters above mean sea level. The lighthouse complex features a round concrete tower that emerges from a single-story equipment building. The light produces an isophase white flash every 6 seconds, with a recorded range of 14.3 nautical miles. Positioned on a headland on the western side of the Okayama harbor entrance, the lighthouse site is accessible to visitors, but the tower remains closed. The nearest port is Yamada, 2.5 kilometers away.

Why it matters: This lighthouse provides navigation aid for vessels entering and leaving Okayama harbor, supporting maritime commerce in the region.

Light & Optic

Characteristic Signature
Iso White 6s
Flash Type
Isophase
Light Color
White
Interval
6s
Raw Code
Iso W 6s
Focal Height
25m
Geographic Range
14.3NM

Construction & History

Year Built
1966

Visiting

Open to public
Site open, tower closed

Nearby Vessels

Flag
Type
Name
Dist.

Tower & Structure

Tower Height
10m
Tower Shape
cylindrical
Tower Color
white
Material
concrete

Structure: round white concrete tower rising from a 1-story equipment building

Location

City
Okayama
Country
🇯🇵Japan
Region
Okayama Prefecture
Sea Region
promontory on the west side of the entrance to the well-protected harbor of Okayama
Latitude
34.5767°
Longitude
134.0469°

References & Identifiers

Nearest Port
Yamada(2.5 km)
ARLHS No.
JPN-284
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Frequently Asked Questions

How do mariners identify Kome Saki Lighthouse at night?+
Kome Saki displays the characteristic Iso White 6s. 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 Kome Saki Lighthouse guide vessels into?+
Kome Saki Lighthouse assists vessels approaching 5 nearby ports. The closest is Yamada at 2.4 NM to the SW. Other ports served include Okayama (4.9 NM WNW), Ieura (5.1 NM S), Ushimado (5.8 NM ENE), Uno (6.9 NM SW). Mariners should consult the relevant chart for full approach and pilotage information.
Is Kome Saki Lighthouse still active and maintained?+
Yes, Kome Saki 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 Kome Saki Lighthouse?+
Kome Saki 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 Kome Saki Lighthouse?+
You can track vessels near Kome Saki 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.