The Tokyo Marathon, first held in 2007, has become one of the most popular marathons in the world, with over 30,000 runners participating each year.

The Japanese black bear is a species of bear that is found throughout Japan's forests and is known for its distinctive white chest patch.

The Muromachi period, which lasted from the 14th to the 16th century, was a time of great artistic and cultural achievement, including the development of tea ceremony and the Noh theater.