https://stat.game-gakuen-idolmaster.jp/html/notice/ffe864668c74c8f8fe26aa6bdda08f3dba76963701349c87ada1c04817ba63c6/index.html

You can now level up Saki, Temari, and Kotone's initial SSRs to level 7.

The Hatsuboshi Trophy exchange limit has also been increased to up to 8.

Also their event started. Saki obtains new casual wear and the support card is Free Dance. The item adds 10 genki if below 50% stamina at the start of a dance turn.