Dance Dance Revolution

Dance Dance Revolution is the game that put a raised metal platform with four arrows in front of the arcade world and asked players to step in time. The original 1998 version on Konami's 573 hardware is the founding document: a scrolling column of arrows, a songlist spanning eurobeat and house, and a judgment system (Perfect / Great / Good / Boo) that turned fitness and rhythm into a single score.

The cultural impact was immediate and enormous - DDR made arcades places where crowds gathered to watch one person's feet, created a competitive scene that still runs, and spread into homes, schools and gyms worldwide. The original's songlist is smaller than later mixes, but the fundamentals are all here: the difficulty ladder from Basic to Another (later Maniac), the combo-driven scoring, the two-pad versus mode, and the sheer physical spectacle. Konami's Bemani division had proven rhythm games with beatmania; DDR proved they could be a mass phenomenon. Nearly a hundred official mixes followed across two decades.

• ▸The original four-arrow dance platform that founded a genre
• ▸Judgment ladder and combo scoring that defined rhythm-game standards
• ▸Basic to Another (hard) difficulty tracks per song
• ▸Two-player side-by-side pads for versus dancing