地震の発生から津波の到達まで（提供：一般社団法人大船渡津波伝承館）
Why the open web links it
Linked by 7 independent sites, 2 of them widely read in the 2026-10 crawl of the open web, including 5ch.io, sub.jp, expressprint29.ru, hrykosd.com, masajimu.jp.
Cited in 1 Wikipedia article, including Ōfunato.