1: Buckwheat noodles of Japan
4: Adjective for some statesmen
12: Renege, slangily, with 'out'
21: Turn on the waterworks
27: Roadside distress signal
31: Having second thoughts
34: Office copy, commonly
37: March without bending the knees
43: Unmoving pieces by Henry Moore, e.g.
57: Lack of tact, perhaps
64: Gaucho's cattle catcher