Indian boxer Akhil Kumar has stormed into the semi-finals of the 56kg category at the Arafura Games in Darwin, Australia. He out-punched Nauru's Maakal Dj in the quarter-finals today. The former Commonwealth Games gold-medallist won the bout 19-14 to make the last-four stage in the biennial event where India is participating for the first time. He will face Australian Ibrahim Balla in the semifinals tomorrow. Earlier, Vijender Singh won his quarterfinal bout in the light heavy weight category yesterday to set up a clash with Sam Rapira of New Zealand tomorrow. Among the women, Pooja Rani (75kg) and Meena Rani (60kg) are already through to semifinals to assure themselves of medals.