This does not include the 1km+ underground passageway you can take (exit E1) that takes you all the way through Shinjuku Sanchome station and then out near Gold

This does not include the 1km+ underground passageway you can take (exit E1) that takes you all the way through Shinjuku Sanchome station and then out near Golden Gai. I know it's technically a different station but you can get there without ever going above ground.