대기질 예보
대기질 데이터 제공: the Japan Atmospheric Environmental Regional Observation System (環境省大気汚染物質広域監視システム) (soramame.env.go.jp) and the Hiroshima Prefecture EPA (>広島県 大気情報ポータルサイト) (pref.hiroshima.lg.jp)
Note that the measurement for CO (carbon monoxide) are taken from the station: JP:呉市/西畑町