Yokohama station is the main station of Yokohama, the second populous city in Japan. However, Tokaido Shinkansen does not stop at Yokohama but at Shin-Yokohama station which is not even nearby.
6 railway companies; JR East, Tokyu, Keikyu, Yokohama municipal subway, Sagami(Sotetsu) and Yokohama Minatomirai are operating at Yokohama station, which makes Yokohama station as the most number of railway companies to operate at single station in Japan. Daily ridership was approximately 2.3 million in 2017 which made Yokohama station as 4th busiest station on Earth or fifth busiest on Earth if counting Osaka-Umeda stations.
Other tourist attractions, such as Yamashita park and Chinatown are not walking distance from the station. Therefore, may be you will not get off and walk around the station but definitely you will transfer or pass through this station.