Playing guide
Tap a pad or D F J K when a note reaches the white line.
From Normal, hold long notes until their tail crosses the line. Side-by-side notes need simultaneous inputs.
Expert ↑ notes: flick upward on a pad, or press Shift+D/F/J/K.
Up to 1M per chart. Perfect ±45ms, Great ±90ms, Good ±145ms. Empty inputs cost 1,000. Clear at 60% accuracy. Rating combines 18 personal bests weighted 1 / 1.5 / 2 by difficulty.
Account inputs, playback position and records save automatically. Reopening restores a paused session. Guest progress stays in this browser and is separate from account records.