https://jp.reuters.com/article/column-hideo-kumano-idJPKBN2OX0F0
https://www3.nhk.or.jp/news/html/20221024/k10013868961000.html
https://www.bloomberg.co.jp/news/articles/2022-10-24/RK8CAIT1UM0W01
https://www.itmedia.co.jp/business/spv/2210/24/news090_0.html