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.

Tokyo is the capital of Japan and the largest city in the world by population, with over 37 million people in the greater Tokyo area.

The bullet train (Shinkansen), which began operation in 1964, was the first high-speed train system in the world and is still one of the fastest.