Nissan Motor Vehicle Co., Ltd., Tochochi-ku, Tokyo, 1950-56
日 産 自 転 車 株 式 会 社
During WWII Nissan produced an electric three wheeled scooter for moving materials around in its plants. I've included a photo of it below.
Post war, Nissan produced a small machine called simply the Nissan (ニッサン). No other information is available currently.