July 9, 2023 Held "Minna no Osojima (The Cleanup Island of Everyone)" 『みんなのおそう島（おそうじま）』開催！
新聞記事掲載（愛媛新聞） Newspaper article published (Ehime Shimbun)
上島町広報誌掲載 Published in Kamijima Town's PR magazine
チラシ（「みんなのおそう島」実行委員会高校生メンバー作成） Flyer (prepared by high school student members of the “Minna no Osojima” Executive Committee)