What does Koban mean ?

https://i1.wp.com/saywhatjapan.com/wp-content/uploads/2018/03/DSC_0768-768x432-1.jpg?fit=768%2C432https://i1.wp.com/saywhatjapan.com/wp-content/uploads/2018/03/DSC_0768-768x432-1.jpg?resize=150%2C150TSSTREET, DRIVINGkoban,TokyoWhat does Koban mean ?- POST PHOTO ! HELP TRANSLATE JAPANESE ! ALL FREE !! -