Takumi 教育以外の英語環境 Libraries, Media, Signage
http://pxnet2.stat.fi/PXWeb/pxweb/en/StatFin/?rxid=3cacb37b-f9f1-42a5-a451-5db805e67baa
http://www.helsinki.fi/varieng/series/volumes/05/
https://www.w3newspapers.com/finland/ NEWS
https://www.expat-finland.com/telecommunications_and_media/television.html#programmes Finnish TV programmes
https://www.expat-finland.com/living_in_finland/news.html NEWS
https://englishinfinland2016.wordpress.com/2016/04/12/signs-in-a-public-swimming-pool/ Signage
https://www.huffingtonpost.jp/2015/05/16/english-finland_n_7299252.html
http://sonotasan.com/2017/12/18/page-27%EF%BC%9A%E3%81%AA%E3%81%9C%E3%83%95%E3%82%A3%E3%83%B3%E3%83%A9%E3%83%B3%E3%83%89%E4%BA%BA%E3%81%AF%E8%8B%B1%E8%AA%9E%E3%83%9A%E3%83%A9%E3%83%9A%E3%83%A9%E3%81%AA%E3%81%AE%E3%81%8B%EF%BC%9F/
https://books.google.co.jp/books?id=i3u5DAAAQBAJ&dq=%E3%83%95%E3%82%A3%E3%83%B3%E3%83%A9%E3%83%B3%E3%83%89+%E7%94%9F%E6%B4%BB+%E8%8B%B1%E8%AA%9E&hl=ja&source=gbs_navlinks_s
http://katooulu.blogspot.jp/2016/05/blog-post.html
https://amiyazaki.net/BUSINESS_SHIFT/EducationalReform/study_English.html