Japan Railways (JR) operates a train from Ginza to Yokohama Eki every 15 minutes. Tickets cost $4 - $6 and the journey takes 23 min.
How to get from Ginza to Yokohama Eki
From Shimbashi train to Yokohama. 23 min ¥538. From Higashi-Ginza Metro to Naka-Meguro then train to Yokohama. 1 h 2 min ¥431. From Ginza taxi to Yokohama Eki. 23 min ¥14836. From Ginza drive to Yokohama Eki. 23 min ¥460.