Table of contents
Volume 1
Seven Seas translated the first volume officially, here is the link in case you want to support them, and the Amazon link to the raws, in case you want to support more the author:
Seven Seas: https://sevenseasentertainment.com/books/the-mimosa-confessions-light-novel-vol-1/
Raws: https://www.amazon.co.jp/ミモザの告白-ガガガ文庫-八目迷-ebook/dp/B098T37XV2