https://x.com/gkmas_official/status/1952657864759333168
https://idolmaster-official.jp/news/01_16338

The next Step3 is...

Kotone!

Watch the stream on 8/8 19 JST. For some reason, Sena's VA is there too...

VAs of Kotone and Sena.
YamamotoP

https://live.nicovideo.jp/watch/lv348331424
https://www.youtube.com/live/U0TRuK8n3Cg