Nihon Falcom
is a side-scrolling platform game. "Popful Mail" was developed by Nihon Falcom for the NEC PC-8801 computer in 1991 and for the PC-9801 in 1992. The game was since ported to the PC Engine CD-ROM by NEC Home Electronics, to the Sega CD by Sega, to the DoJa mobile phones by Bothtec, and to the Super Famicom and Microsoft Windows by Falcom.