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

Mobile Suit Gundam, created by Yoshiyuki Tomino in 1979, is a popular anime series that helped to popularize the mecha genre of anime, which features giant robots.

The Great Kanto Earthquake of 1923 caused widespread destruction in Tokyo and killed over 100,000 people.