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Esanmisaki Lighthouse

Iso W 6s🇯🇵Hokkaido-South Coast, JPInactive

Location & Light Range

About Esanmisaki Lighthouse

Esanmisaki Lighthouse, established in 1890, stands at a height of 18.85 meters. The structure's focal plane reaches 44 meters above sea level. Its light emitted a white characteristic. The lighthouse is situated on the Hokkaido-South Coast.

Light & Optic

Characteristic Signature
Iso W 6s
Flash Type
Isophase
Light Color
White
Flash Count
1 flash
Interval
6s
Focal Height
44m
Light Range
17NM (31.5 km)

Construction & History

Year Built
1890

References & Identifiers

Wikidata
Q11492357 →

Tower & Structure

Tower Height
18.85m

Location

City
Hokkaido-South Coast
Country
🇯🇵JP
Latitude
41.8132°
Longitude
141.1816°

Nearby Vessels

Flag
Type
Name
Dist.
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Frequently Asked Questions

How far offshore can Esanmisaki Lighthouse be seen?+
With a focal height of 44 meters and a nominal range of 17 nautical miles (approximately 31.5 km), Esanmisaki is visible from well offshore under standard atmospheric conditions. Actual visibility depends on observer height, weather, and sea state. Lights of this range are typically used as landfall lights by vessels approaching from the open sea.
How do mariners identify Esanmisaki Lighthouse at night?+
Esanmisaki displays the characteristic Iso W 6s — 1 white flash every 6 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.
Which ports and harbors does Esanmisaki Lighthouse guide vessels into?+
Esanmisaki Lighthouse assists vessels approaching 5 nearby ports. The closest is Odoh at 0.8 NM to the NW. Other ports served include Todohokke (0.8 NM NW), Toyoura (6.3 NM SW), Usujiri (12.8 NM NW), Date (20.9 NM W). Mariners should consult the relevant chart for full approach and pilotage information.
Is Esanmisaki Lighthouse still active and maintained?+
Esanmisaki Lighthouse is currently listed as inactive. It may have been decommissioned, replaced by a different navigation aid, or temporarily taken out of service. Mariners should check the latest Notices to Mariners for current status.
What shipping routes pass near Esanmisaki Lighthouse?+
Esanmisaki 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 Esanmisaki Lighthouse?+
You can track vessels near Esanmisaki 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.