On June 15, 1896, the Sanriku coast of Japan was devastated by one of the most powerful tsunamis in its history, following an undersea earthquake that measured a magnitude of 7.6. The earthquake occurred off the northern coast of Honshu, generating massive waves that raced towards the populated coastal areas. The most severely affected areas included the cities of Miyako, Rikuzentakata, and other nearby localities, where the tsunami inundated the shoreline and caused immense destruction. The tsunami struck in the dark hours of the night, surprising many residents who were not alerted to the impending disaster, as tsunami warning systems were non-existent at that time. The waves reached heights of 38 meters, obliterating entire communities and further exacerbating the tragedy of the event. Rescue missions faced severe challenges due to the widespread devastation and the lack of communication and transport infrastructure.The local population struggled to cope with the overwhelming loss of life, as approximately 22,000 people perished. Efforts for recovery and rebuilding were complicated by the sheer scale of the destruction, impacting the region's economy and stability for years to come. In the aftermath, the Japanese government and local authorities recognized the need for improved disaster preparedness and response systems, leading to the eventual establishment of better warning mechanisms and education about tsunami risks for coastal communities. The tragic loss of life and property served as a catalyst for changes in policies regarding earthquake and tsunami preparedness, influencing not only Japan's approach to natural disasters but also how other nations viewed the necessity of disaster management strategies.