Tokyo Marathon
At the 2014 Tokyo Marathon, Birhane Dibaba ran a personal best time of 2:22:30 hours for second place, behind Ethipion teammate Tirfi Tsegaye. At the 2015 Tokyo Marathon, Birhane ran a time of 2:23:15 hours for first place. As a result of this marathon win, she was selected for the Ethiopian women's marathon team along with three other 2015 women's marathon winners at the 2015 World Championships in Athletics.