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Todohana Lighthouse

Fl W 3s🇯🇵Bungo Suido, JPOperational

Location & Light Range

About Todohana Lighthouse

Todohana is a white column lighthouse situated in Bungo Suido. Its focal height reaches 23 meters above sea level. The light emits an occulting white signal on an 8-second cycle, providing a distinct pattern for mariners. The structure's straightforward design emphasizes its functional purpose. This light has a geographic range of 5 nautical miles.

Light & Optic

Characteristic Signature
Fl W 3s
Flash Type
Flashing
Light Color
White
Flash Count
1 flash
Interval
3s
Raw Code
Oc.W. period 8s
Focal Height
23m
Light Range
5NM (9.3 km)
Geographic Range
5NM

Location

City
Bungo Suido
Country
🇯🇵JP
Latitude
32.9804°
Longitude
131.9243°

Nearby Vessels

Flag
Type
Name
Dist.

Tower & Structure

Tower Color
white

Structure: White column. GUADALCANAL:

References & Identifiers

Admiralty No.
M4918
NGA No.
10580
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Frequently Asked Questions

How far offshore can Todohana Lighthouse be seen?+
With a focal height of 23 meters and a nominal range of 5 nautical miles (approximately 9.3 km), Todohana 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 Todohana Lighthouse at night?+
Todohana displays the characteristic Fl W 3s — 1 white flash every 3 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 Todohana Lighthouse guide vessels into?+
Todohana Lighthouse assists vessels approaching 5 nearby ports. The closest is Saiki at 0.4 NM to the W. Other ports served include Urashiro (0.9 NM SSE), Tsukumi (6.7 NM NNW), Usuki (10.5 NM NNW), Kamae (10.9 NM S). Mariners should consult the relevant chart for full approach and pilotage information.
Is Todohana Lighthouse still active and maintained?+
Yes, Todohana 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 Todohana Lighthouse?+
Todohana 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 Todohana Lighthouse?+
You can track vessels near Todohana 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.