Tonga Imports from Japan of Insecticides, Rodenticides, Fungicides, Herbicides, Plant-growth Regulators was US$7 during 2022, according to the United Nations COMTRADE database on international trade. Tonga Imports from Japan of Insecticides, Rodenticides, Fungicides, Herbicides, Plant-growth Regulators - data, historical chart and statistics - was last updated on March of 2026.