By Masataka Nakamura, BridgeNews Tokyo--Jan. 11--Aggressive buying of euro/yen was driving the dollar higher against the yen and euro higher against the dollar. Dollar/yen was also supported by good demand from Japanese investment accounts. In addition, the dollar/yen was also buoyed by the comment by Sakakibara, a former ministry of finance official. Sakakibara said that he expects the dollar/yen to rise to 120.