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Shichirui Kō Lighthouse

Fl White 13s🇯🇵Matsue, JPOperational

Location & Light Range

About Shichirui Kō Lighthouse

Also known as: Siturui

Shichirui (Siturui) Kō is a cylindrical concrete tower standing 11 meters tall, painted with red and white horizontal bands and wider at the top. Its focal height is 45 meters, and it emits a white flash every 13 seconds. This lighthouse has a geographic range of 17.9 nautical miles. The site surrounding the lighthouse is open to the public, though the tower itself remains closed. It is located near the port of Shichirui in Matsue, Shimane Prefecture, on the coast of Japan.

Why it matters: This lighthouse serves as a navigational aid for coastal traffic in Japan. Its distinctive tower shape provides a recognizable landmark for mariners.

Light & Optic

Characteristic Signature
Fl White 13s
Flash Type
Flashing
Light Color
White
Interval
13s
Raw Code
Fl W 13s
Focal Height
45m
Geographic Range
17.9NM

Location

City
Matsue
Country
🇯🇵Japan
Region
Shimane Prefecture
Sea Region
coast of Japan
Latitude
35.5810°
Longitude
133.2437°

References & Identifiers

Nearest Port
Shichirui(0.7 km)
Admiralty No.
M7314
NGA No.
2016
ARLHS No.
JPN-590

Tower & Structure

Tower Height
11m
Tower Shape
cylindrical
Tower Color
with red and white horizontal bands
Material
concrete

Structure: round cylindrical concrete tower, wider at the top, painted with red and white horizontal bands

Visiting

Open to public
Site open, tower closed

Nearby Vessels

Flag
Type
Name
Dist.
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Frequently Asked Questions

How do mariners identify Shichirui Kō Lighthouse at night?+
Shichirui Kō displays the characteristic Fl White 13s. 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 Shichirui Kō Lighthouse guide vessels into?+
Shichirui Kō Lighthouse assists vessels approaching 5 nearby ports. The closest is Shichirui at 0.7 NM to the SW. Other ports served include Hoda (0.8 NM SE), Nagahama, Shimane (2.3 NM SE), Karubi (2.7 NM E), Kaizaki (3 NM ESE). Mariners should consult the relevant chart for full approach and pilotage information.
Is Shichirui Kō Lighthouse still active and maintained?+
Yes, Shichirui 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 Shichirui Kō Lighthouse?+
Shichirui 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 Shichirui Kō Lighthouse?+
You can track vessels near Shichirui 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.