1 min. walk from Koenji Station (JR Chuo Line)
Get out from the ticket gate of Koenji Station and go right (South Exit).
Turn right and walk along the elevated railway towards Asagaya.
Cross the cross walk, and you'll see the shopping arcade on your left.
And still go on straight and turn left at the 2nd corner.
Then you'll see a parking lot on your left and stairs of a building on your right.
Go up the stairs and a door on the left is the entrance of "Goodman".