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Tokyo East Passage East Breakwater Lighthouse

Iso R 4s🇯🇵Tokyo Area, JPOperational

Location & Light Range

About Tokyo East Passage East Breakwater Lighthouse

A red tower 16 meters in height stands at the Tokyo East Passage East Breakwater. Its focal plane is 15 meters above the water. The light emits a red color. This isophase light is visible for a geographic range of 12 nautical miles.

Light & Optic

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

Location

City
Tokyo Area
Country
🇯🇵JP
Latitude
35.6120°
Longitude
139.8281°

Nearby Vessels

Flag
Type
Name
Dist.

Tower & Structure

Tower Height
16m
Tower Color
red

References & Identifiers

OpenStreetMap
View on OSM →
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Frequently Asked Questions

How do mariners identify Tokyo East Passage East Breakwater Lighthouse at night?+
Tokyo East Passage East Breakwater displays the characteristic Iso R 4s — 1 red 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 red color may indicate a specific sector or warning zone.
Which ports and harbors does Tokyo East Passage East Breakwater Lighthouse guide vessels into?+
Tokyo East Passage East Breakwater Lighthouse assists vessels approaching 5 nearby ports. The closest is Tokyo at 0.1 NM to the WSW. Other ports served include Aomi (2.2 NM W), Ariake, Tokyo (2.5 NM WNW), Urayasu (4.1 NM E), Shibaura (5 NM NW). Mariners should consult the relevant chart for full approach and pilotage information.
Is Tokyo East Passage East Breakwater Lighthouse still active and maintained?+
Yes, Tokyo East Passage East 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 Tokyo East Passage East Breakwater Lighthouse?+
Tokyo East Passage East 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 Tokyo East Passage East Breakwater Lighthouse?+
You can track vessels near Tokyo East Passage East 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.