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

Yatsushiro Kō Breakwater Lighthouse

Fl (2) Red 8s🇯🇵Yatsushiro, JPOperational

Location & Light Range

About Yatsushiro Kō Breakwater Lighthouse

This red, cylindrical concrete tower stands 9.5 meters tall at the end of a short breakwater, marking the southern entrance to Yatsushiro city from Yatsushiro Bay. Its focal plane is 13 meters above the water, and it emits a red light with two flashes every 8 seconds. The lighthouse is situated approximately 0.2 kilometers from the nearest port, Yatsushiro. It provides a geographic range of 11.3 nautical miles. This structure serves as a navigational aid at the entrance to the city's port facilities.

Why it matters: This lighthouse is essential for the safe navigation of ships entering and departing Yatsushiro's port, a significant urban center on Yatsushiro Bay. Its red flashes specifically mark the southern side of the entrance, preventing groundings and collisions in a busy shipping lane.

Light & Optic

Characteristic Signature
Fl (2) Red 8s
Flash Type
Flashing
Light Color
Red
Flash Count
2 flashes
Interval
8s
Raw Code
Fl R 8s
Focal Height
13m
Geographic Range
11.3NM

Location

City
Yatsushiro
Country
🇯🇵Japan
Region
Kumamoto Prefecture
Sea Region
Yatsushiro Bay, marking the entrance to Yatsushiro city from the south side, at the end of a short breakwater.
Latitude
32.5228°
Longitude
130.5327°

Nearby Vessels

Flag
Type
Name
Dist.

Tower & Structure

Tower Height
9.5m
Tower Shape
cylindrical
Tower Color
red
Material
concrete

Structure: round concrete tower

References & Identifiers

Nearest Port
Yatsushiro(0.2 km)
ARLHS No.
JPN-2116
Live tracking · 50,000+ mariners

Find Yatsushiro Kō Breakwater 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 Yatsushiro Kō Breakwater Lighthouse at night?+
Yatsushiro Kō Breakwater displays the characteristic Fl (2) Red 8s — 2 red flashes every 8 seconds. 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 Yatsushiro Kō Breakwater Lighthouse guide vessels into?+
Yatsushiro Kō Breakwater Lighthouse assists vessels approaching 5 nearby ports. The closest is Yatsushiro at 1 NM to the ESE. Other ports served include Amura (4.1 NM W), Yanagi (4.9 NM WNW), Aizu, Kumamoto (5.7 NM NW), Akasaki, Kumamoto (5.7 NM NW). Mariners should consult the relevant chart for full approach and pilotage information.
Is Yatsushiro Kō Breakwater Lighthouse still active and maintained?+
Yes, Yatsushiro Kō Breakwater 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 Yatsushiro Kō Breakwater Lighthouse?+
Yatsushiro Kō Breakwater 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 Yatsushiro Kō Breakwater Lighthouse?+
You can track vessels near Yatsushiro Kō Breakwater 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.