History of science and technology in Japan the idea to Kihara. The Walkman was commercially released in 1979. Kei cars are a category of small automobiles invented in Japan, including passenger cars, vans, and pickup trucks. They are designed to exploit local tax and insurance relaxations, and in more rural areas are exempted from the requirement to certify that adequate parking is available for the vehicle. The world's first all-electric compact calculator was the Casio Computer Company's Model 14-A, released in 1957. The first electronic desktop calculator with on-board memory was the Casio 001, released in 1965. In 1967, Casio released the AL-1000, the world's first programmable
Mechanical calculator as tax collector in Rouen, Pascal designed the calculator to help in the large amount of tedious arithmetic required; it was called Pascal's Calculator or Pascaline. Thomas' arithmometer, the first commercially successful machine, was manufactured two hundred years later in 1851; it was the first mechanical calculator strong enough and reliable enough to be used daily in an office environment. For forty years the arithmometer was the only type of mechanical calculator available for sale. The comptometer, introduced in 1887, was the first machine to use a keyboard which consisted of columns of nine keys (from 1 to 9) for