Tokyu 9000 series
The  is a Japanese model of electric multiple unit (EMU) commuter trains. They are operated by Tokyu Corporation. Tokyu Car Corporation built 14 eight-car sets and a five-car set between 1986 and 1991 to be used on the Toyoko and Oimachi lines. They entered service in March 1986. Between 2009 and 2013, the 9000 series sets used on the Toyoko Line were transferred to the Oimachi Line.