東京, or Tokyo, is the capital city of 日本 (Japan) and one of the most populous cities in the world. It is known for its blend of traditional culture and modern technology, featuring historic sites like 浅草寺 (Senso-ji Temple) alongside skyscrapers and bustling shopping districts such as 新宿 (Shinjuku) and 渋谷 (Shibuya). Tokyo is also a major economic center, hosting numerous multinational corporations and financial institutions. The city is famous for its efficient public transportation system, including the 東京メトロ (Tokyo Metro) and JR東日本 (JR East), making it easy for residents and visitors to navigate its vast urban landscape.