Art style from Prison School
Unlike those models (characters tags also here):
https://civitai.com/models/988192/meiko-shiraki-prison-school
https://civitai.com/models/990260/hana-midorikawa-prison-school
https://civitai.com/models/991511/mari-kurihara-prison-school
this one is more about style than about the accuracy of character creation. If you care about the accuracy of the match, then use the models linked above.