A two-member delegation, led by Professor Dr Hidemitsu Furukawa of Yamagata University, Japan called on Dhaka University (DU) Vice-Chancellor Prof Dr AAMS Arefin Siddique yesterday at his office. During the meeting they discussed matters of mutual interest specially the possibilities of undertaking joint collaborative academic and research programmes by the University of Dhaka and Yamagata University, Japan, said a DU press release.