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 X
  Focus/Coord. L. Sparkle Encore T. Synergy Tuning Motif Symph. Alternate Refrain Magic Mutual
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.)
Sakuma Mayu
心ふれあえば
47 6396 6554
あなたと私のセカイ Every 13 seconds: there is a 40..60% chance to reduce score gain by 20%, but also apply the highest extra combo bonus gained so far with a boost of 70% for 6..9 seconds.
Hisakawa Hayate
スタートアップ・ミライ
3161 3837 5993
満天のキラメキ Every 9 seconds: there is a 40..60% chance to boost the score/combo bonus of Cool idols' active skills for 4..6 seconds.
Honda Mio
超光のミーティア
5908 3211 3894
飛び立つ勇気 Every 9 seconds: there is a 35..52.5% chance to reduce combo bonus by 20%, but also apply the highest score bonus gained so far with a boost of 70% for 5..7.5 seconds.
Anastasia
スターライトスクール
2615 3166 4914
星のレッスン Every 8 seconds: there is a 40..60% chance that you will gain an extra 10% combo bonus, and Perfect notes will restore 1 health for 3..4.5 seconds.