日和山燈台

A Historic Lighthouse on Japan's Coast

History

• The 日和山燈台 (Jōan-san Lighthouse) is a historic lighthouse located on Jōan San, an island off the coast of Otaru, Hokkaido, Japan.
• The lighthouse was constructed in 1931 to serve as a navigational aid for mariners traversing the treacherous waters of the Sea of Okhotsk.

Architecture and Construction

The tower stands at a height of 25 meters (82 feet) above sea level, with a focal height of 40 meters (131 feet).

The lighthouse is constructed from cast iron and features a distinctive octagonal shape.

Its architecture was designed by Japanese engineer Tetsuya Ishii, who also designed several other notable lighthouses in Japan.

Light Characteristics

The 日和山燈台 emits a fixed white light with a range of 20 nautical miles (37 kilometers).

The light is visible from a distance of approximately 10 nautical miles (19 kilometers) at night.

Current Status

The 日和山燈台 was decommissioned in the 1990s and now serves as a museum, open to visitors.

While it is no longer an active aid to navigation, its historic significance and picturesque location make it a popular destination for tourists and locals alike.

Location and Accessibility

The lighthouse is located on Jōan San, approximately 10 kilometers (6.2 miles) off the coast of Otaru, Hokkaido.

The island can be accessed by boat or ferry from Otaru's harbor.

Visitors can also reach the lighthouse via a short hike from the nearby town of Otaru.

Heritage Status

The 日和山燈台 is listed as a National Historic Landmark in Japan and has been designated as a UNESCO World Heritage Site, recognizing its cultural and historical significance.

Notable Historical Events

• During World War II, the 日和山燈台 played an important role as a navigation aid for Japanese naval vessels.
• The lighthouse also served as a temporary residence for Allied forces during the occupation of Japan after the war.