The PC-9801 is a personal computer developed by NEC and released in 1982. It was popular in Japan and known for its advanced graphics and sound capabilities for its time. The system used a unique architecture and supported a variety of software, making it a favorite among gamers and developers. The PC-9801 featured a 16-bit CPU and was compatible with a range of peripherals, including printers and external storage devices. Its success led to a series of models and established a strong market presence in Japan, influencing the development of future personal computers in the region.