大下島灯台

The 大下島灯台 (Daishōjima Lighthouse) is a historic lighthouse located on Daishōjima Island, Imabari City, Ehime Prefecture, Japan.

History

• Construction of the lighthouse began in 1906 and was completed in 1907.
• The lighthouse played a crucial role in guiding mariners through the treacherous waters of the East China Sea.

Architecture

The Daishōjima Lighthouse stands at a height of 24 meters (79 feet) above sea level, with a focal height of 30 meters (98 feet).

The tower is constructed from reinforced concrete and features a distinctive octagonal shape.

The lighthouse was designed by Japanese architect Kiyoshi Kawahara.

Light Characteristics

The Daishōjima Lighthouse emits a fixed white light that can be seen up to 20 nautical miles (37 kilometers) at sea.

The light pattern is a rotating beam, and the range of visibility extends from dawn till dusk.

Current Status

The lighthouse is currently an active aid to navigation, although it has been automated since its installation in 1990.

In recent years, the lighthouse has undergone restoration work to ensure its continued operation.

Location and Accessibility

The Daishōjima Lighthouse is situated on 大下白潟線 (Daishōhakamichi), a scenic coastal road that runs along the eastern coast of Imabari City.

The lighthouse can be accessed by car or public transportation, with several parking areas available nearby.

Heritage Status

The Daishōjima Lighthouse was designated as a National Historic Landmark in 1992, recognizing its significance as an important aid to navigation and cultural heritage site.

Notable Historical Events

In 1907, the lighthouse played a key role in guiding the Japanese Navy during the Russo-Japanese War.

The lighthouse's beam helped guide ships through treacherous waters, ensuring safe passage for naval vessels.

Visiting Information

The Daishōjima Lighthouse is open to visitors and offers stunning views of the surrounding coastline.

Visitors can explore the tower and learn about its history and significance at a small museum located on site.