YAWARA! SORE YUKE KOSHINUKE KIDS!!

Yawara helps a group of timid grade school kids overcome their fears and compete in a judo competition. One of the kids is Hanazono's cousin, which is how she meets them. Another is a girl who seems a whole lot like Yawara. (Source: Anime News Network) — Description from AniList community (anilist.co).