Nearby Yokosuka, closer to the mouth of Tokyo Bay, developed as a naval port and now serves as headquarters for the U.S. 7th Fleet and the fleet operations of the Japan Maritime Self-Defense Force.
Yokosuka, më afër gojës së Gjirit të Tokios, u zhvillua si një port detar dhe tani shërben si selia qëndrore e Flotës 7 Amerikane (U.S. 7th Fleet).