Directions to the Ryu Renshi-Dan Karate Hombu Dojo from Rockland County and Northern New Jersey via NYS Thruway/Tappan Zee Bridge: NYS Thruway (I-87/I-287) across Tappan Zee Bridge to I-87 South. Exit 7A to Saw Mill River Pkwy South. Saw Mill River Pkwy to "Ashford Avenue/Dobbs Ferry/Ardsley " exit. Merge straight off exit ramp onto Ashford Avenue. One mile to right turn onto Cedar Street at 5th traffic light, in front of Stop & Shop grocery store. One block on Cedar, then left onto Main Street. The Hombu Dojo is in the middle of the 3rd block on the left - 96 Main Street.