列車内飲酒はOK? JR北海道が回答 – 猪野 亨 http://okane.robots.jp/2021/07/29/%e5%88%97%e8%bb%8a%e5%86%85%e9%a3%b2%e9%85%92%e3%81%afok-jr%e5%8c%97%e6%b5%b7%e9%81%93%e3%81%8c%e5%9b%9e%e7%ad%94-%e7%8c%aa%e9%87%8e-%e4%ba%a8/