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Tōkyō East Passage West Breakwater Lighthouse

Iso G 4s🇯🇵Tōkyō Area, JPInactive

Location & Light Range

About Tōkyō East Passage West Breakwater Lighthouse

This 15-meter green tower is located in the Tōkyō Area. Its focal height is also 15 meters, providing a geographic range of 12 nautical miles. The light emitted from this structure is green and follows an isophase pattern, meaning it has a cycle of light and darkness of equal duration. Although currently non-operational, the tower itself is painted green.

Light & Optic

Characteristic Signature
Iso G 4s
Flash Type
Isophase
Light Color
Green
Flash Count
1 flash
Interval
4s
Raw Code
Iso
Focal Height
15m
Geographic Range
12NM

Location

City
Tōkyō Area
Country
🇯🇵JP
Latitude
35.6100°
Longitude
139.8244°

Nearby Vessels

Flag
Type
Name
Dist.

Tower & Structure

Tower Height
15m
Tower Color
green

References & Identifiers

OpenStreetMap
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Frequently Asked Questions

How do mariners identify Tōkyō East Passage West Breakwater Lighthouse at night?+
Tōkyō East Passage West Breakwater 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 Tōkyō East Passage West Breakwater Lighthouse guide vessels into?+
Tōkyō East Passage West Breakwater Lighthouse assists vessels approaching 5 nearby ports. The closest is Tokyo at 0.2 NM to the NE. Other ports served include Aomi (2 NM WNW), Ariake, Tokyo (2.4 NM NW), Urayasu (4.3 NM E), Shibaura (5 NM NW). Mariners should consult the relevant chart for full approach and pilotage information.
Is Tōkyō East Passage West Breakwater Lighthouse still active and maintained?+
Tōkyō East Passage West Breakwater 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 Tōkyō East Passage West Breakwater Lighthouse?+
Tōkyō East Passage West 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 Tōkyō East Passage West Breakwater Lighthouse?+
You can track vessels near Tōkyō East Passage West 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.