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Kaminato Kō North Lighthouse

Iso G 4s🇯🇵Izu and Ogasawara Islands, JPOperational

Location & Light Range

About Kaminato Kō North Lighthouse

This white tower stands 30 meters tall on the Izu and Ogasawara Islands. Its focal plane is 17 meters above sea level, and it has a geographic range of 8 nautical miles. The light characteristic is an isophase green light on a 4-second cycle. In 2016, a temporary flashing green light was in place.

Light & Optic

Characteristic Signature
Iso G 4s
Flash Type
Isophase
Light Color
Green
Flash Count
1 flash
Interval
4s
Raw Code
Iso.G. period 4s
Focal Height
17m
Geographic Range
8NM

Location

City
Izu and Ogasawara Islands
Country
🇯🇵JP
Latitude
33.1329°
Longitude
139.8062°

Nearby Vessels

Flag
Type
Name
Dist.

Tower & Structure

Tower Height
30m
Tower Color
white

Structure: White tower; 30. Temporarily Extinguished; Fl.G. 3s 22m 6M temporarily in situ (2016). JAPAN-HONSHU-EAST COAST

References & Identifiers

Admiralty No.
M6278.1
NGA No.
4948
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Frequently Asked Questions

How do mariners identify Kaminato Kō North Lighthouse at night?+
Kaminato Kō North displays the characteristic Iso G 4s — 1 green flash every 4 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 green color may indicate a specific sector or warning zone.
Which ports and harbors does Kaminato Kō North Lighthouse guide vessels into?+
Kaminato Kō North Lighthouse assists vessels approaching 3 nearby ports. The closest is Kaminato at 0.9 NM to the SE. Other ports served include Yaene (3.1 NM SW), Aogashima (41.3 NM S). Mariners should consult the relevant chart for full approach and pilotage information.
Is Kaminato Kō North Lighthouse still active and maintained?+
Yes, Kaminato Kō North 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 Kaminato Kō North Lighthouse?+
Kaminato Kō North 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 Kaminato Kō North Lighthouse?+
You can track vessels near Kaminato Kō North 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.