Premieres sometime in 2024. The advance screening doesn’t happen until March 17, so it probably won’t be until Summer season at the earliest, but no announcement yet. Synopsis from AniList:

“The feeling of wanting to cheer someone on… where does it come from?”

Six high school girls with diverse hobbies, skills, and personalities. Each carrying their own worries, they run, shout, collide, daydream… When the pure desire to support aligns, their cheers resonate in the hearts of those involved. The support of these six high school girls from Gunma might just change the world a little bit?