Hiroshima City Port of Port / Port of Sakai Port / Kure Mitajirinakanoseki 0.046[μSv/h] Port / Shimane Prefecture Port of Hamada / Okayama Prefecture Port of Misumi / Uno Port of Fukuyama Yamaguchi Port / Port of Tottori Hiroshima Airport Hiroshima Prefecture Port / Port of Hiroshima Onomichi / Port of Okayama Port / /