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Mugi Saki Lighthouse

Iso White 6s🇯🇵Shima, JPOperational

Location & Light Range

About Mugi Saki Lighthouse

This lighthouse, constructed of concrete in 1975, stands on a promontory pointing south. The cylindrical white tower, 16 meters high, is topped with a lantern and gallery and rises from a single-story equipment room. Its light emits an isophase white signal every 6 seconds, visible for 14.9 nautical miles. The structure's focal height reaches 28 meters above sea level. The site is open to the public, but visitors cannot enter the tower.

Why it matters: This lighthouse assists vessels navigating past the promontory it marks, southwest of Daio Saki, and has continuously operated since 1975.

Light & Optic

Characteristic Signature
Iso White 6s
Flash Type
Isophase
Light Color
White
Interval
6s
Raw Code
Iso W 6s
Focal Height
28m
Geographic Range
14.9NM

Construction & History

Year Built
1975

Visiting

Open to public
Site open, tower closed

Nearby Vessels

Flag
Type
Name
Dist.

Tower & Structure

Tower Height
16m
Tower Shape
cylindrical
Tower Color
white
Material
concrete

Structure: round cylindrical concrete tower with lantern and gallery rising from a 1-story concrete equipment room

Location

City
Shima
Country
🇯🇵Japan
Region
Mie Prefecture
Sea Region
Located on a south-pointing promontory about 6 km southwest of Daio Saki.
Latitude
34.2469°
Longitude
136.8476°

References & Identifiers

Nearest Port
Hamajima(5.4 km)
ARLHS No.
JPN-376
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Frequently Asked Questions

How do mariners identify Mugi Saki Lighthouse at night?+
Mugi Saki displays the characteristic Iso White 6s. 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 white color may indicate a specific sector or warning zone.
Which ports and harbors does Mugi Saki Lighthouse guide vessels into?+
Mugi Saki Lighthouse assists vessels approaching 5 nearby ports. The closest is Hamajima at 5.5 NM to the NW. Other ports served include Matoya (7.4 NM NNE), Gokasho (9.6 NM NW), Toba (14.1 NM N), Suga (15.3 NM N). Mariners should consult the relevant chart for full approach and pilotage information.
Is Mugi Saki Lighthouse still active and maintained?+
Yes, Mugi Saki 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 Mugi Saki Lighthouse?+
Mugi Saki 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 Mugi Saki Lighthouse?+
You can track vessels near Mugi Saki 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.