Beatmania IIDX Substream

Infobox VG
width=264px
title=Beatmania IIDX Substream


caption=
developer=Konami Computer Entertainment Tokyo
publisher=Konami Computer Entertainment Tokyo
distributor=Konami Computer Entertainment Tokyo
designer=
license=Proprietary
series=Beatmania IIDX & Bemani
engine=
picture format=NTSC-J, horizontal
platforms=Arcade
released=Vgrelease|Japan|JP|July 27 1999
genre=Music
modes=Single-player & Multiplayer
ratings=
media=CD (1), Hard drive
input=Arcade style controller
cabinet=Custom
arcade system=Bemani Twinkle
cpu=R3000A 32 bit RISC processor
sound=PlayStation SPU
display=40" Projection, (Raster)

beatmania IIDX substream had a different songlist and could be linked to a Dance Dance Revolution machine for simultaneous play. If either the Dance Dance Revolution player or IIDX player made mistakes, the other game became more difficult.