Japan Exports of hydrometers, thermometers, pyrometers, barometers, hygrometers to Samoa was US$4.14 Thousand during 2018, according to the United Nations COMTRADE database on international trade. Japan Exports of hydrometers, thermometers, pyrometers, barometers, hygrometers to Samoa - data, historical chart and statistics - was last updated on May of 2024.