Published in 1990, the advertisement of the communication tool that NTT introduced. The pocket bell, what is later called Quick Cast originates in the US was introduced in Japan in 1968. At the beginning it only had a vibration system, but at that time it was a sensational on the viewpoint of the business scene. The digit number system also made it popular among young people because of playing aspects. It was common among business scenes until 1990’s, until when cell phone and PHS got generalized.
