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http://sukusuku-kosodate.seesaa.net/article/410336689.html
Maybe I can help you, I took a screenshot from your video, I searched on Google Lens, and I found the page above
Her name is in the title of the article (柳沼淳子) Yunko Yaginuma 
PS:I learnt she's affiliated with Centforce
Her Wiki page
https://ja.wikipedia.org/wiki/%E6%9F%B3%E6%B2%BC%E6%B7%B3%E5%AD%90