The new sanctions, approved at a Cabinet meeting, include a ban on the supply of construction and engineering services to Russia.
The government also determined to freeze the assets of 17 individuals, including military personnel, and 78 organizations of Russia, and seven individuals of eastern and southern Ukraine involved in Russia's purported incorporation of the regions.
Japan will also add 80 more Russian organizations, including military-related companies, to the list of nations subject to its export ban, and expand the reach of embargoed goods.
Japan announced these additional sanctions at a summit of the Group of Seven major democracies in Hiroshima on Sunday.
We ll continue working with our G 7 partners and the international community at large to improve the situation, said Hirokazu Matsuno, cabinet secretary.