: Different characters (Partners) offer unique abilities that can assist in progression. For example, Tairitsu (Grievous Lady) uses a "Hard" gauge where reaching 0% results in an instant track loss, while Hikari offers skills that make surviving songs easier for beginners.

Here’s a breakdown of what that likely means and where to find it:

:fandom.com/wiki/Arcahv">Arcahv ) that feature "automatic" playback sequences as part of their unlock method?