Japan Exports of pebbles, gravel, flint, macadam of slag, tarred macadam to Kuwait was US$2.4 Thousand during 2010, according to the United Nations COMTRADE database on international trade. Japan Exports of pebbles, gravel, flint, macadam of slag, tarred macadam to Kuwait - data, historical chart and statistics - was last updated on May of 2024.