Visited Tokyo Metro Museum with the boys. Not too big, not too small, just enough space with a subway diorama, old train cars, etc. along with a few subway driving simulators with seemingly retired train drivers helping those little kids. Well spend 3 hours with 100 yen per kid. Masaki driving an old subway train Naoya is the driver now Subway tunnel and train trucks Naoya for scale with a shield machine Very first subway train of Ginza line Very first subway train Masaki on Marunouchi line Masaki driving Asakusa line Masaki driving a subway simulator A video of Masaki driving Chiyoda line here .