Karakuwa (唐桑町, Karakuwa-chō) was a town located in Motoyoshi District, in the extreme northeast of Miyagi Prefecture, bordering Kesennuma to the north-west and Rikuzentakata, part of Iwate Prefecture, to the north, and with Kesennuma Bay including Oshima island to the west, Hirota Bay to the north-east, and the Pacific Ocean to the south and east.