Yoneyama Saki Lighthouse

With a focal height of 95 meters and a nominal range of 14 nautical miles (approximately 25.9 km), Yoneyama Saki is visible from well offshore under standard atmospheric conditions. Actual visibility depends on observer height, weather, and sea state. This range makes it a significant coastal navigation aid for vessels transiting the area.

Yoneyama Saki displays the characteristic Occ (2) W 7s — 2 white flashes every 7 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.

Yoneyama Saki Lighthouse assists vessels approaching 5 nearby ports. The closest is Kashiwazaki at 5.5 NM to the ENE. Other ports served include Naoetsu (11.6 NM SW), Aoe (12.3 NM SW), Joetsu (14.3 NM SW), Teradomari (24.9 NM NE). Mariners should consult the relevant chart for full approach and pilotage information.

Yoneyama Saki Lighthouse is currently listed as inactive. It may have been decommissioned, replaced by a different navigation aid, or temporarily taken out of service. Mariners should check the latest Notices to Mariners for current status.

Yoneyama 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.

You can track vessels near Yoneyama 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.