Japan invaded Manchuria in 1931, which marked the beginning of its aggressive expansion in Asia prior to World War II.

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.

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.