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.)
Mifune Miyu
聖夜の約束
5968 3174 3856
あたたかな贈り物 Every 6 seconds, there is a 35..52.5% chance to increase Perfect note scores by 16%, and the combo bonus by 14% for 3..4.5 seconds. (All idols on your team must be Cool types.)
Jougasaki Rika
キラピカ☆ホーリーナイト
5926 3877 3207
ドキワク☆プレゼント Every 7 seconds, there is a 40..60% chance that you will gain a combo bonus based on your current life for 3..4.5 seconds.
Imai Kana
ワンダーホーリーナイト
3165 4930 2597
感謝のしるし Every 7 seconds, there is a 35..52.5% chance that 11 life will be consumed to increase Perfect/Great note scores by 18%, and prevent Nice/Bad notes from breaking the combo for 4..6 seconds.