WColeco Telstar series
WEntex Adventure Vision
WEpoch Game Pocket Computer
WGame & Watch
WGame Boy
WGame.com
WGameKing
WMagnavox Odyssey
WMicrovision
WNeo Geo Pocket
WPlaydate (console)
WPokémon Mini
WRCA Studio II
WVMU
WWatara Supervision
WWonderSwan