sentences:  Station numbering was introduced on all Tokyu Railway lines during fiscal 2012, with Musashi-Kosugi Station becoming "TY11" for the Toyoko Line and "MG11" for the Meguro Line.In fiscal 2013, the JR East station was used by 115,262 passengers daily (boarding passengers only), making it the 27th-busiest station operated by JR East.Passenger usage for the JR East station has almost doubled since fiscal 1999, when the station was the 61st-busiest JR East station with an average of 64,165 passengers daily.