Pedzisa mutsara unotevera: Chikamu chokumabvazuva cheSōma, chiri pedyo nemhenderekedzo yegungwa, chakazadzwa nemvura yemafashamo yetsunami yakatevera dutu rakakura 9.0
2011 Kudengenyeka kweTōhoku uye tsunami pamhenderekedzo yayo musi waMarch 11, 2011. Tsunami yacho yakasvika makiromita anenge mana mukati menyika muSōma; nzvimbo dzakazara mvura dzinosanganisira Sōma Port uye nzvimbo yeMatsukawa-ura Bay, kusvika kune yakakwirira Route 6 Sōma Bypass. Tsunami yacho yakayerwa kuti yakanga iri mamita 9,3 kana kuti yakakwirira muSōma.