Japanese trading houses Mitsui & Co. and Mitsubishi Corp. plan to retain their interests in the Sakhalin 2 oil and gas project and will notify Russia by the end of the month, Mitsubishi and sources familiar with the matter said Thursday.The companies' decision to invest in the new operator, set up by Moscow to take control of the natural resources project in the Russian Far East, was made in light of Japan's aim to secure a stable supply of liquefied natural gas amid market disruptions following Russia's invasion of Ukraine.Mitsubishi said its board approved the plan on Thursday "from a com…READ FULL ARTICLE