Rikuo Motorcycle of the Harley-Davidson, started production in 1929. In 1931 Dabittoson Harley Motorcycle Co., Ltd. was established in Japan. Dabittoson started domestic production of the Harley-Davidson Road King Motorcycle. The 4-cycle, 1200 cc, side-valve V-twin engine produces 28 horsepower for a top speed of 97 km per hour. The Road King motorcycle was improved and produced by Lin Ritsukawa, and Tsui Meguro under the Tokyu Kogyo Kurogane Company during World War II. This included the Type 97 military motorcycle which was often produced with a sidecar, called they Harley-Davidson, through the efforts of Alfred Rich Child, shipped tooling and personnel to
Böhmerland (motorcycle) four soldiers, and used two gearboxes, with the rear operated by a passenger, giving 9 ratios. The Langtouren model is notable for having the longest wheelbase of any production motorcycle, . Around 3000 total machines emerged from Leibisch's factory in Schönlinde, Sudetenland, Czechoslovakia. The factory employed 20 workers, assembling parts manufactured locally to Leibisch's specification. Böhmerland (motorcycle) Böhmerland, or Čechie as it was known domestically, was a Czechoslovak motorcycle manufacturer from 1924 until World War II. Almost all aspects of this distinctive motorcycle were designed by Albin Leibisch, including the extremely long, all-welded tube-frame chassis, the built-up leading-link front forks,