https://idolmaster-official.jp/news/01_16387

Upcoming TD live stream on 9/19 19 JST. New Linkage information, BOT Round 2 information, October's events, and other news. They will also decide the next round of Battle of Mascot.

VAs of Yukiho, Elena, Emily, and Hinata. And WakachikoP.

https://live.nicovideo.jp/watch/lv348621409
https://www.youtube.com/live/P3PvfWVDJ0I