【北陸新幹線】敦賀―新大阪の延伸ルート選定後初 京都府内の自治体に説明会開催 地下水やトンネル残土への懸念の声は？ Yahoo!ニュース. Local authorities and relevant stakeholders are closely monitoring the situation as fresh developments unfold on the ground. Officials noted that further verified updates and administrative measures will be shared following a detailed review.