https://www-tokyo--np-co-jp.cdn.ampproject.org/v/s/www.tokyo-np.co.jp/amp/article/69332?amp_js_v=a6&_gsa=1&usqp=mq331AQFKAGwASA%3D#aoh=16058437205362&referrer=https%3A%2F%2Fwww.google.com&_tf=ソース%3A %251%24s&share=https%3A%2F%2Fwww.tokyo-np.co.jp%2Farticle%2F69332
https://news.goo.ne.jp/article/dailyshincho/nation/dailyshincho-676164.html
https://www.nikkan-gendai.com/articles/view/sports/281557/2
https://www3.nhk.or.jp/news/html/20201119/k10012720301000.html