https://news.docodemodouga.net/story.php?title=2025%E5%B9%B4%E5%A4%A7%E9%98%AA%E3%83%BB%E9%96%A2%E8%A5%BF%E4%B8%87%E5%8D%9A%E4%BC%9A%E5%A0%B4-3d%E9%83%BD%E5%B8%82%E3%83%A2%E3%83%87%E3%83%AB%EF%BC%88project-plateau%EF%BC%89 発表元:G空間情報センター、掲載日:2026-03-07 Sat, 07 Mar 2026 09:10:05 UTC en