Akihisa Sato A Japanese citizen. He was appointed as Director of PT Traktor Nusantara in April 2009. He joined Sumitomo Corporation, Japan in 1984 and has held several positions at Sumitomo Corporation, Japan and its overseas offices including PT Sumitomo Indonesia. He is also Manager, Construction Equipment Dept. No1 since 2008. He graduated from Tohoku University, Japan majoring in Economic in 1984.