Work continued on the Meguro K1, a copy of the BSA A7 500 cc vertical twin.
and on the Kawasaki W1. The K2 was exported to the U.S. for a test in response to the expanding American market for four-stroke motorcycles in which case it was rejected for a lack of power but by the mid-1960s, Kawasaki was finally exporting a moderate number of motorcycles. The Kawasaki H1 Mach III in 1968, along with several enduro-styled motorcycles to compete with Yamaha, Suzuki and Honda, increased sales of Kawasaki units.