Get off at Ishikawamachi Station and go to Motomachi Exit.
To the ticket gate towards Yamate Italian garden.
When you get off the elevator, it is the ticket gate in front of you.
When you get out of the ticket gate, turn to the right.
You can see the “COIN PARK” parking lot on your left. So go to the alley to the right.
Go straight through the residential area.
On the left is the HACO building.