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Tasosaki Lighthouse

Fl (2) W 6s🇯🇵Honshu-South Coast, JPOperational

Location & Light Range

About Tasosaki Lighthouse

Tasosaki lighthouse is a white, round concrete tower standing 33 meters high on the Honshu-South Coast. Its light is visible for 7 nautical miles. The characteristic of the light is two white flashes repeated every 6 seconds. The focal height of the light is 98 meters above sea level.

Light & Optic

Characteristic Signature
Fl (2) W 6s
Flash Type
Flashing
Light Color
White
Flash Count
2 flashes
Interval
6s
Raw Code
Fl.(2)W. period 6s
Focal Height
98m
Light Range
7NM (13.0 km)
Geographic Range
7NM

Location

City
Honshu-South Coast
Country
🇯🇵JP
Latitude
34.2891°
Longitude
136.6886°

Nearby Vessels

Flag
Type
Name
Dist.

Tower & Structure

Tower Height
33m
Tower Shape
round
Tower Color
white
Material
concrete

Structure: White round concrete tower; 33

References & Identifiers

Admiralty No.
M6032
NGA No.
6448
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Frequently Asked Questions

How far offshore can Tasosaki Lighthouse be seen?+
With a focal height of 98 meters and a nominal range of 7 nautical miles (approximately 13.0 km), Tasosaki is visible from well offshore under standard atmospheric conditions. Actual visibility depends on observer height, weather, and sea state. As a shorter-range light, it primarily serves nearshore and coastal traffic.
How do mariners identify Tasosaki Lighthouse at night?+
Tasosaki displays the characteristic Fl (2) W 6s — 2 white flashes 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 Tasosaki Lighthouse guide vessels into?+
Tasosaki Lighthouse assists vessels approaching 5 nearby ports. The closest is Gokasho at 3.4 NM to the N. Other ports served include Hamajima (3.4 NM E), Yoshizu (9 NM W), Matoya (11.2 NM ENE), Toba (14 NM NE). Mariners should consult the relevant chart for full approach and pilotage information.
Is Tasosaki Lighthouse still active and maintained?+
Yes, Tasosaki 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 Tasosaki Lighthouse?+
Tasosaki 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 Tasosaki Lighthouse?+
You can track vessels near Tasosaki 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.