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Akashi Lighthouse

Iso Red 6s🇯🇵Akashi, JPOperational

Location & Light Range

About Akashi Lighthouse

Also known as: Akashi (Akasi) Old Harbor (Kyūnami Kanzaki Tōrōdō)

Established in 1657, the Akashi Lighthouse is a square pyramidal stone tower standing 7 meters tall. It features a square stone lantern and emits an isophase red light on a 6-second cycle. The site is open to the public, though the tower itself is closed. The nearest port is Akashi. This structure represents an early form of navigational aid in Japan.

Why it matters: The Akashi Lighthouse is notable for its early construction date in 1657 and its unique square pyramidal stone design with a square stone lantern.

Light & Optic

Characteristic Signature
Iso Red 6s
Flash Type
Isophase
Light Color
Red
Interval
6s
Raw Code
Iso R 6s
Light Range
11NM (20.4 km)

Construction & History

Year Built
1657

Visiting

Open to public
Site open, tower closed

Nearby Vessels

Flag
Type
Name
Dist.

Tower & Structure

Tower Height
7m
Tower Shape
square
Material
stone

Structure: square pyramidal stone tower with a square stone lantern

Location

City
Akashi
Country
🇯🇵Japan
Region
Hyogo Prefecture
Latitude
34.6423°
Longitude
134.9901°

References & Identifiers

Nearest Port
Akashi(0.0 km)
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Frequently Asked Questions

How do mariners identify Akashi Lighthouse at night?+
Akashi displays the characteristic Iso Red 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 red color may indicate a specific sector or warning zone.
Which ports and harbors does Akashi Lighthouse guide vessels into?+
Akashi Lighthouse assists vessels approaching 5 nearby ports. The closest is Akashi at 0.1 NM to the WNW. Other ports served include Iwaya (3.2 NM SSE), Eigashima (4.3 NM WNW), Higashiharima (8.5 NM WNW), Kakogawa (8.5 NM WNW). Mariners should consult the relevant chart for full approach and pilotage information.
Is Akashi Lighthouse still active and maintained?+
Yes, Akashi 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 Akashi Lighthouse?+
Akashi 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 Akashi Lighthouse?+
You can track vessels near Akashi 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.