Ogishima Lighthouse

Ogishima Lighthouse is a maritime navigation aid located in Seto Naikai Eastern, 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. Under standard atmospheric conditions, the light is visible up to 12 nautical miles (approximately 22.2 km) from the observer.

Light characteristic: The identifying signal of this lighthouse is Fl WRG 10s. This means the light produces 1 flash every 10 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 wrg, which may indicate a specific sector or warning zone.

Visibility and range: With a focal height of 16 meters and a nominal range of 12 nautical miles, this light serves as a significant coastal navigation aid. Vessels transiting along the coast or approaching from moderate distances can use this light for position fixing and course confirmation.

Position: Ogishima Lighthouse is positioned at 34.4336°N, 134.0607°E, near Seto Naikai Eastern in JP. The blue circle on the map represents the nominal 12-nautical-mile range of the light.

Geographic context: Ogishima 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 subtropical climate zone with mild winters and warm summers.

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.