Faʻatupu se faʻamatalaga faigata o lenei fuaiupu O le eletise tele-vaega ituaiga faʻaaogaina mo commuter ma fafo-suburban tautua faʻatautaia e East Japan Railway Company (JR East) i Iapani talu mai le 2000.
O le mea moni, o se lomiga e sili atu ona lavelave o le fuaiupu o le "O le ituaiga o EMU lea e faaaoga mo femalagaiga i tua ma tua atu o taulaga e faagaoioia e le East Japan Railway Company (JR East) i Iapani, ma gaosia e le Tokyu Car Corporation, Kawasaki Heavy Industries ma i le fale gaosimea a le JR East i Niitsu i le Itumalo o Niigata".