According to a December 20, 2014 Nikkei Asian Review article, Idemitsu, Japan's second largest oil company, is in the final stages of talks to acquire number 5 Showa Shell Sekiyu for an estimated 500 billion yen (U.S. $4.2 million). Idemitsu, though, has denied it agreed to purchase Showa Shell, but said it and Showa Shell are discussing potential cooperation.