万博に導入する水素燃料電池船「まほろば」乗船会 会場まで3000円、音や振動少なく by | Mar 15, 2025 | ニュース | 0 comments Post Content Submit a Comment Cancel replyYour email address will not be published.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.