Nyorai kupfuurira kweiyi ndima - "Ryou-Un Maru", chikepe chokuredza muzvikepe zvevatengesi veJapan, pakutanga chakavakwa munenge muna 1982. Yakanga iri yeimwe kambani yokuredza yeHokkaido uye yaishandiswa kuredza shrimp kana squidding. Pashure pebasa renguva refu muridzi wengarava akafunga kuti yakanga yakwegura zvikuru kuti irambe ichishandiswa uye yakaiswededza muAomori Prefecture muHonshu ichimirira kutengeswa. Apo kudengenyeka kweTōhoku netsunami
yakarohwa muna March 2011, "Ryou-Un Maru" yakasununguka uye yakasungwa.