Shigeichi Negishi, the entrepreneur who invented the world’s first karaoke machine, has died aged 100. Negishi, whose 1967 “Sparko Box” prototype is among several devices credited with ushering in ...

Let’s raise a toast to the inventor of karaoke, the late great Japanese engineer Shigeichi Negishi. He devised the first karaoke machine in 1967, the “Sparko Box.” This invention changed the ...