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.)
Takamori Aiko+
夢色開花前線
4639 7221 3806
春風の学び舎から Every 9 seconds, there is a 40..60% chance to increase the combo bonus by 20%, and Perfect notes will restore 1 life for 5..7.5 seconds. (Your combo will only continue on Perfect notes during this time.)
Kanzaki Ranko+
草創期のバラッド
3811 4637 7219
陽春の言葉 Every 13 seconds, there is a 40..60% chance to boost the score/combo bonus of Cool idols' active skills for 6..9 seconds.
Shiragiku Hotaru+
ほころぶ春息吹
7902 58 7711
夢見る明日の花 Every 11 seconds, there is a 35..52.5% chance to reduce score gain by 20%, but also apply the highest extra combo bonus gained so far with a 70% boost for 6..9 seconds.
Nitta Minami+
制服の女神
4225 4728 4304
恥じらいの笑顔 Every 9 seconds, there is a 35..52.5% chance that life will not decrease for 5..7.5 seconds.