第一项始终是图钉的来源。总体可信度是各份资料对上方所用开始和结束时间支持程度的加权平均；资料每比最新的一份旧 180 天，权重减半。
据来源，事件按所标日期发生：“在一系列破坏性台风之后，该设施于 1974 年建成。”
NIED's own official history page would be the most authoritative source for the institute's founding date matching the pin's stored March 1974 date, though the page content could not be retrieved (domain blocked) to confirm it directly.[1]
NIED's own official facilities page is the primary, authoritative source for its Large-Scale Rainfall Simulator described in the pin, though the page could not be retrieved (domain blocked) to confirm the exact 1974 establishment date.[1]
有遗漏或错误吗？用你自己的话说明：能佐证此图钉的链接、不同的开始或结束日期及理由，或缺失、有误的信息。AI 会对照此图钉的来源进行核实，搜索更好的来源，并添加任何支持你说法的页面。图钉自身的来源仍然最重要。AI 也会查看图片：显示的是别的东西或显示效果差的图片会被移到后面或替换。
原标题: NIED's Large-Scale Rainfall Simulator Opens in Tsukuba
National Research Institute for Earth Science and Disaster Resilience