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Katahara Kō Lighthouse

Fl Red 3s🇯🇵Gamagori, JPOperational

Location & Light Range

About Katahara Kō Lighthouse

Also known as: Katanohara

The Katahara Kō lighthouse is a 6.5-meter tall cylindrical concrete tower, painted red, with a flared top. It stands 12 meters above sea level and emits a red flash every three seconds. The structure includes a small, single-story concrete equipment shelter attached to its base. This lighthouse is located at Katahara Kō in Gamagori, Aichi Prefecture, marking the entrance to the port. It has a geographic range of 11 nautical miles.

Why it matters: This lighthouse is essential for local fishing fleets and small commercial vessels navigating the waters around Katahara Kō, preventing groundings and collisions within the busy port area.

Light & Optic

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

Location

City
Gamagori
Country
🇯🇵Japan
Region
Aichi Prefecture
Sea Region
Located at Katahara (Katanohara) Kō in Japan, marking the entrance to this port.
Latitude
34.7860°
Longitude
137.1884°

Nearby Vessels

Flag
Type
Name
Dist.

Tower & Structure

Tower Height
6.5m
Tower Shape
cylindrical
Tower Color
red
Material
concrete

Structure: round concrete tower with a flared top, attached to a small 1-story concrete equipment shelter

References & Identifiers

Nearest Port
Mikawa(1.1 km)
Admiralty No.
M6200
NGA No.
5880
ARLHS No.
JPN-1695
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Frequently Asked Questions

How do mariners identify Katahara Kō Lighthouse at night?+
Katahara Kō displays the characteristic Fl Red 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 red color may indicate a specific sector or warning zone.
Which ports and harbors does Katahara Kō Lighthouse guide vessels into?+
Katahara Kō Lighthouse assists vessels approaching 5 nearby ports. The closest is Kuramai at 0.9 NM to the WSW. Other ports served include Mikawa (1.1 NM NNE), Higashihazu (2.3 NM W), Gamagori (2.8 NM NE), Yoshida, Aichi (5 NM W). Mariners should consult the relevant chart for full approach and pilotage information.
Is Katahara Kō Lighthouse still active and maintained?+
Yes, Katahara 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 Katahara Kō Lighthouse?+
Katahara 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 Katahara Kō Lighthouse?+
You can track vessels near Katahara 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.