The incident happened two days ago, when the woman, a tribal labourer, was returning home from work and the four accused allegedly forced her to a secluded place and raped her in turn, officer-in-charge of Potka police station J P Singh said.
An complaint was lodged on Monday and police arrested two of the accused, identified as Gama Tudu and Fagu Murmu of the same village, he said, adding that a search for other two absconding accused were initiated.