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

Hato Saki Lighthouse

Oc White 6s🇯🇵Tsuruoka, JPOperational

Location & Light Range

About Hato Saki Lighthouse

Hato Saki Lighthouse is a 10-meter tall cylindrical concrete tower, first lit in 1955. It rises from a single-story concrete equipment room, with the entire structure painted white. The lighthouse stands on a promontory about 8 kilometers north of Atsumi, with National Route 7 passing nearby. Its light has a geographic range of 17.1 nautical miles, emitting an occulting white flash every 6 seconds. The nearest port, Kobato, is located 0.6 kilometers away.

Why it matters: This lighthouse is significant for marking the headland north of Atsumi, serving as a key point for coastal shipping. Its light assists vessels in safely navigating this section of the Japanese coast.

Light & Optic

Characteristic Signature
Oc White 6s
Flash Type
Occulting
Light Color
White
Interval
6s
Raw Code
Oc W 6s
Focal Height
40m
Geographic Range
17.1NM

Construction & History

Year Built
1955

References & Identifiers

Nearest Port
Kobato(0.6 km)
Admiralty No.
M7087.8
NGA No.
3440
ARLHS No.
JPN-091

Tower & Structure

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

Structure: A 10 m concrete post rising from a square 1-story concrete equipment room. The entire lighthouse is white.

Location

City
Tsuruoka
Country
🇯🇵Japan
Region
Yamagata Prefecture
Sea Region
Located on a promontory about 8 km north of Atsumi, with National route 7 passing close to the light.
Latitude
38.6859°
Longitude
139.6280°

Nearby Vessels

Flag
Type
Name
Dist.
Live tracking · 50,000+ mariners

Find Hato Saki 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 Hato Saki Lighthouse at night?+
Hato Saki displays the characteristic Oc 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 Hato Saki Lighthouse guide vessels into?+
Hato Saki Lighthouse assists vessels approaching 5 nearby ports. The closest is Kobato at 0.7 NM to the ENE. Other ports served include Yura, Yamagata (3.5 NM NE), Atsumi (3.9 NM SSW), Kamo (6.8 NM NE), Nezugaseki (8.4 NM SSW). Mariners should consult the relevant chart for full approach and pilotage information.
Is Hato Saki Lighthouse still active and maintained?+
Yes, Hato 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 Hato Saki Lighthouse?+
Hato 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 Hato Saki Lighthouse?+
You can track vessels near Hato 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.