Tokyo is the capital and largest city of Japan, with over 13 million inhabitants. It is located in the Kanto region on the southeastern side of Japan's main island Honshu. The official currency is the Japanese yen. Traditional Japanese cuisine features seafood, rice, vegetables and mushrooms. Sake, shochu, beer and tea are popular traditional drinks. Shinjuku is a major commercial and administrative district in Tokyo, divided into western and eastern zones.