From the Town of Huntington:

Route 25A/Main Street to Park Avenue South.

Left on Dunlop Road. Road splits, bear right onto Greenlawn Road.

Left turn just before railroad tracks onto Smith Street. Turn right at traffic light onto Broadway.

Suigetsu Dojo is next just past the rail road tracks, #80B on the left next to the Greenlawn LIRR train station.