Kawasaki Aircraft initially manufactured motorcycles under the Meguro Works name, but later formed Kawasaki Motor Sales. Some motorcycles display an emblem with "Kawasaki Aircraft" on the fuel tank.

 http://www.classicjapcycles.com/history/kawasaki-history?tmpl=%2Fsystem%2Fapp%2Ftemplates%2Fprint%2F&showPrintDialog=1

https://www.firstversions.com/2015/09/kawasaki-motorcycles-1st-model-ever.html