リヤド万博に公式参加へ 政府、30年開催 赤沢経産相「大阪・関西万博の成果継承」 by | Dec 16, 2025 | ニュース | 0 comments Post Content Submit a Comment Cancel replyYour email address will not be published.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.