https://stat.game-gakuen-idolmaster.jp/html/notice/775e89f8ec22b4c8fe017297e3d5bba6ba7788710b1e4e1b5a3c7776d64e9a63/index.html

You can now power up China, Lilja, and Sumika's initial SSRs to level 7.

New Customizations:
Hakusen Lilja - Start in your opening hand OR Use another skill card
Wonderscale China - 180% Genki attack OR Use another skill card
Tame-Lie Sumika - +5 Parameter next turn and the turn after that OR Use another Skill card

Also, Sena's Chiiyabo pieces are now available in the money shop rotation.