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Nii Shima Lighthouse

Fl White 8s🇯🇵Tokyo, JPOperational

Location & Light Range

About Nii Shima Lighthouse

Also known as: Nii Shima (Niijima) (Kando Hana)

A cylindrical concrete tower stands 13 meters tall on the southern tip of Nii Shima, a Japanese island within Tokyo's Oshima Subprefecture. Its lantern and gallery crown the white structure, which is attached to a 1-story equipment building. The lighthouse's focal plane reaches 101 meters, casting a white light with one flash every 8 seconds. This operational light has a geographic range of 25 nautical miles. The lighthouse is situated on a military base, making its site and tower inaccessible to the public.

Why it matters: This lighthouse marks the southern extremity of Nii Shima, guiding vessels past the island's coastline. Its operational status is essential for maritime traffic in this strategically important area.

Light & Optic

Characteristic Signature
Fl White 8s
Flash Type
Flashing
Light Color
White
Interval
8s
Raw Code
Fl W 8s
Focal Height
101m
Geographic Range
25NM

Location

City
Tokyo
Country
🇯🇵Japan
Region
Oshima Subprefecture
Sea Region
southern tip of Nii Shima
Latitude
34.3347°
Longitude
139.2699°

Nearby Vessels

Flag
Type
Name
Dist.

Tower & Structure

Tower Height
13m
Tower Shape
cylindrical
Tower Color
white
Material
concrete

Structure: round cylindrical concrete tower with lantern and gallery, attached to a 1-story equipment building

References & Identifiers

Nearest Port
Shikinejima(2.6 km)
Admiralty No.
M6272
ARLHS No.
JPN-412
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Frequently Asked Questions

How do mariners identify Nii Shima Lighthouse at night?+
Nii Shima displays the characteristic Fl White 8s. 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 Nii Shima Lighthouse guide vessels into?+
Nii Shima Lighthouse assists vessels approaching 5 nearby ports. The closest is Toshima/Tokyo at 10.9 NM to the N. Other ports served include Shimoda, Shizuoka (25.4 NM NW), Nishitokyo (27.2 NM NNE), Okada (28 NM NNE), Inatori (28.6 NM NNW). Mariners should consult the relevant chart for full approach and pilotage information.
Is Nii Shima Lighthouse still active and maintained?+
Yes, Nii Shima 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 Nii Shima Lighthouse?+
Nii Shima 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 Nii Shima Lighthouse?+
You can track vessels near Nii Shima 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.