The Japanese wood pigeon, also known as the "tekura," is a species of pigeon that is native to Japan's forests and is known for its distinctive cooing call.

The Kamakura period, which lasted from the 12th to the 14th century, was a time of political upheaval and marked the rise of the shogunate.

The Great East Japan Earthquake of 2011 and subsequent tsunami devastated Japan's northeast coast and caused the Fukushima nuclear disaster.