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Izu Ose Saki Lighthouse

Fl (3) White 13s🇯🇵Numazu, JPOperational

Location & Light Range

About Izu Ose Saki Lighthouse

Izu Ose Saki Lighthouse is a maritime navigation aid located in Numazu, JP. It is currently operational and active, providing guidance to vessels navigating the surrounding waters. The light sits at a focal height of 16 meters above mean sea level.

Light characteristic: The identifying signal of this lighthouse is Fl (3) White 13s. This means the light produces 3 flashes every 13 seconds. Mariners use this distinctive pattern to positively identify the light and distinguish it from other aids to navigation in the area. The light color is white, which may indicate a specific sector or warning zone.

Position: Izu Ose Saki Lighthouse is positioned at 35.0304°N, 138.7881°E, near Numazu in JP.

Geographic context: Izu Ose Saki Lighthouse is situated on the Sea of Japan, within the Japan / Korea shipping lane — a busy shipping corridor linking the major ports of Japan and South Korea. The location falls within the temperate maritime climate zone.

Nearby lighthouses in JP: Other lighthouses in the region include Abashiri East Breakwater, Abashiri Island Breakwater North End, Abashiri North Breakwater, Abashiri South Breakwater East End, Abuka Kō. View all on the Lighthouses Directory.

Nearby Ports

Heda

JPHAD

3.4 NMSSW

Numazu

JPNUM

4.5 NMNE

Omosu

JPOJM

4.9 NME

Toi

JPTOI

7 NMS

Agonoura

JPAGR

7.5 NMNW

Flash Characteristics

Characteristic Signature
Fl (3) White 13s
Flash Type
Flashing
Light Color
White
Flash Count
3 flashes
Interval
13s

Physical Specifications

Focal Height
16m
Light Range
Not available
Status
ACTIVE
City
Numazu
Country
🇯🇵JP
Latitude
35.0304°
Longitude
138.7881°

Nearby Vessels

Flag
Type
Name
Dist.
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Frequently Asked Questions

How do mariners identify Izu Ose Saki Lighthouse at night?+
Izu Ose Saki displays the characteristic Fl (3) White 13s — 3 white flashes every 13 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 Izu Ose Saki Lighthouse guide vessels into?+
Izu Ose Saki Lighthouse assists vessels approaching 5 nearby ports. The closest is Heda at 3.4 NM to the SSW. Other ports served include Numazu (4.5 NM NE), Omosu (4.9 NM E), Toi (7 NM S), Agonoura (7.5 NM NW). Mariners should consult the relevant chart for full approach and pilotage information.
Is Izu Ose Saki Lighthouse still active and maintained?+
Yes, Izu Ose 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 Izu Ose Saki Lighthouse?+
Izu Ose 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 Izu Ose Saki Lighthouse?+
You can track vessels near Izu Ose 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.