history 1991 video games 1997 video games 2006 video games Bishōjo games Fantasy video games Gainax MSX2 games NEC PC-9801 games Nintendo DS games Nintendo Switch games PlayStation (console) games PlayStation 2 games PlayStation Portable games Raising sims Sega Saturn games X68000 games Takara video games TurboGrafx-CD games Video game franchises Video game franchises introduced in 1991 Video games developed in Japan Video games featuring female protagonists Video games featuring non-playable protagonists Windows games