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Kawaziri Lighthouse

Iso W 6s🇯🇵Eastern Honshū (Ibaraki and Chiba), JPOperational

Location & Light Range

About Kawaziri Lighthouse

This white, round concrete tower stands 56 meters high. The light source is positioned 48 meters above sea level. It emits an isophase white light, meaning a regular pattern of on and off periods, completing a cycle every 6 seconds. The lighthouse is operational and its structure is primarily concrete.

Light & Optic

Characteristic Signature
Iso W 6s
Flash Type
Isophase
Light Color
White
Flash Count
1 flash
Interval
6s
Raw Code
Iso.W. period 6s
Focal Height
48m
Geographic Range
12NM

Location

City
Eastern Honshū (Ibaraki and Chiba)
Country
🇯🇵JP
Latitude
36.6551°
Longitude
140.7082°

Nearby Vessels

Flag
Type
Name
Dist.

Tower & Structure

Tower Height
56m
Tower Shape
round
Tower Color
white
Material
concrete

Structure: White round concrete tower; 56

References & Identifiers

Admiralty No.
M6496.3
NGA No.
4668
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Frequently Asked Questions

How do mariners identify Kawaziri Lighthouse at night?+
Kawaziri 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 Kawaziri Lighthouse guide vessels into?+
Kawaziri Lighthouse assists vessels approaching 5 nearby ports. The closest is Kawajiri, Ibaraki at 0.4 NM to the SW. Other ports served include Kawarago (10 NM SSW), Shirakata (10 NM SSW), Hitachi (10.7 NM SSW), Otsu, Ibaraki (11.1 NM NNE). Mariners should consult the relevant chart for full approach and pilotage information.
Is Kawaziri Lighthouse still active and maintained?+
Yes, Kawaziri 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 Kawaziri Lighthouse?+
Kawaziri 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 Kawaziri Lighthouse?+
You can track vessels near Kawaziri 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.