Two of the magnificent exhibits of the "Railway Museum" (Saitama). On the left electrolocomotive ED75 775 (Bo'Bo', 67 tons) built by Toshiba in 1975 and in service till 2007. The ED75 were the first mass produced standard version of the AC electric locomotive of Japan (for 20000 V AC 50 Hz), built from 1963. On the left, Class Kuha 481 Electric Railcar (Series 485 Electric Multiple Unit), first AC/DC limited express EMU for through services between DC and AC electrified sections in both east (50 Hz) and west (60 Hz) Japan. Kuha 481 26 was built in 1965.