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

Sendai is the largest city in Japan's Tohoku region, located in northeastern Japan, and is known for its cultural festivals and cuisine.

The Japanese marten is a small carnivorous mammal that is found throughout Japan's forests and is known for its agility and speed.