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 principle of a two motion calculator, but after forty years of development he wasn't able to produce a machine that was fully operational; this makes Pascal's calculator the only working mechanical calculator in the 17th century. Leibniz was also the first person to describe a pinwheel calculator. He once said "It is unworthy of excellent men to lose hours like slaves in the labour of calculation which could safely be relegated to anyone else if machines were used." Schickard, Pascal and Leibniz were inevitably inspired by the role of clockwork which was highly celebrated in the seventeenth century. However, simple