By the 20th, the Tokyo Metropolitan Government had installed oil fences at the ports of Miyakejima, Kozushima, Mikurajima, and Niijima to prevent pumice stones from entering.
By the 20th, the Tokyo Metropolitan Government had installed oil fences at the ports of Miyakejima, Kozushima, Mikurajima, and Niijima to prevent pumice stones from entering.