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Saruyama Misaki Lighthouse

Fl (4) White 20s🇯🇵Wajima, JPOperational

Commissioned in 1920, Saruyama Misaki Lighthouse is a 17-meter cylindrical concrete tower painted white. It stands 219 meters above sea level on Cape Saruyama, the point where the Noto Peninsula changes direction from north to northeast. The lighthouse features a lantern and gallery and is attached to a large, square, single-story keeper's house. Its white light emits four flashes every 20 seconds, visible for 35 nautical miles. The site is open to the public, though the tower itself is closed.

Why it matters: This lighthouse is essential for guiding vessels around Cape Saruyama, a significant geographical feature where the Noto Peninsula's coastline shifts direction.

Characteristic Signature
Fl (4) White 20s
Flash Type
Flashing
Light Color
White
Flash Count
4 flashes
Interval
20s
Raw Code
Fl W 20s
Focal Height
219m
Geographic Range
35NM
Year Built
1920
Open to public
Site open, tower closed
Flag
Type
Name
Dist.
Tower Height
17m
Tower Shape
cylindrical
Tower Color
white
Material
concrete

Structure: round cylindrical concrete tower with lantern and gallery, attached to a large square 1-story keeper's house

City
Wajima
Country
🇯🇵Japan
Region
Ishikawa Prefecture
Sea Region
Cape Saruyama, the joint of the thumb-shaped Noto Peninsula, where the trend of the land changes from north to northeast. Located on the point of the cape 8 km southwest of Wajima.
Latitude
37.3237°
Longitude
136.7244°
Nearest Port
Wajima(10.1 km)
Admiralty No.
M7212
NGA No.
2828
ARLHS No.
JPN-538
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How do mariners identify Saruyama Misaki Lighthouse at night?+
Saruyama Misaki displays the characteristic Fl (4) White 20s — 4 white flashes every 20 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 white color may indicate a specific sector or warning zone.
Which ports and harbors does Saruyama Misaki Lighthouse guide vessels into?+
Saruyama Misaki Lighthouse assists vessels approaching 5 nearby ports. The closest is Akasaki, Tottori at 9.7 NM to the SSW. Other ports served include Wajima (9.7 NM ENE), KOGA (10.8 NM S), Nanao (19.8 NM SE), Nakanoto (22.1 NM SSE). Mariners should consult the relevant chart for full approach and pilotage information.
Is Saruyama Misaki Lighthouse still active and maintained?+
Yes, Saruyama Misaki 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 Saruyama Misaki Lighthouse?+
Saruyama Misaki 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 Saruyama Misaki Lighthouse?+
You can track vessels near Saruyama Misaki 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.