The 16th century saw the rise of Oda Nobunaga, Toyotomi Hideyoshi, and Tokugawa Ieyasu, who were instrumental in unifying Japan under a centralized government.

The Japanese wagtail is a small bird that is found throughout Japan's rivers and streams and is known for its distinctive bobbing tail.

The Japanese woodpecker is a species of woodpecker that is found throughout Japan's forests and is known for its distinctive red head.