Chief Cabinet Secretary, Hirokazu Matsuno, said on Monday that Japan has made a decision to ban export of all chemical weapons-related goods to Russia in an additional sanction against Moscow over its invasion of Ukraine, and is “deeply concerned” about the possible use of nuclear weapons.According to a government statement released after Monday’s cabinet meeting, which formally approved the new sanction measures announced by the foreign minister at a Group of Seven meeting last week, Japan also added 21 Russian organisations such as science labs as the target of existing export bans.Matsuno also said, “Japan is deeply concerned about the possibility of nuclear weapons used during Russia’s invasion of Ukraine.”He also said that Japan will continue to work with the international society in supporting Ukraine and sanctioning Russia.