Attribute X X X
  Cute Cool Passion
Rarity X X X X
  SSR SR R N
High stat X X X X
  Vocal Visual Dance Balanced
Skill Type X X X X X X X X X X
  Perf. Lock* C. Guard Combo Bonus Score Bonus Healer H. Guard Overload All-Round Concen. Skill Boost
Skill Type X X X X X X X X X X
  Focus/Coord. L. Sparkle Encore T. Synergy Tuning Motif Symph. Alternate Refrain Magic
Skill Type X X X X X
  Mutual Overdrive T. Spike Dominant Present
Awakened?   X
  Yes No

(Short link)

Click on an underlined table header to sort the table by that value. Do note that you should apply filters before using the skill-based sorts, as you can't really compare skill effects.
Card VoViDa Skill Effect (sort: time window, % chance, duration, effect val.)
Wakui Rumi
夜更けに咲く才媛
3199 5936 3872
佳人の綻び Every 9 seconds, there is a 40..60% chance to increase Perfect note scores by 22% for 4..6 seconds. (The timing window for Perfect notes will be smaller during this time.)
Helen
パーフェクトティーチャー
2606 3170 4920
今でSHOW Every 15 seconds, there is a 35..52.5% chance that Great/Nice notes will become Perfect notes for 5..7.5 seconds.