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

Naruto, created by Masashi Kishimoto in 1999, is a popular manga and anime series that follows the adventures of a young ninja as he strives to become the strongest ninja in his village.

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