東北新幹線の連結外れ 111本運休・15万人影響 JR東「再び発生、重大に受け止め」 by | Mar 6, 2025 | ニュース | 0 comments Post Content Submit a Comment Cancel replyYour email address will not be published. Required fields are marked *Comment * Name * Email * Website Save my name, email, and website in this browser for the next time I comment.