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"The manner in which the entire world saw our innocent girls hanging, we want that in the same manner it should watch the accused hanging. They should be hanged publicly," he said.
The father said that he did not believe in the promises and announcements of the state government.
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Uttar Pradesh chief minister Akhilesh Yadav had on Friday came down heavily on police officers warning them that such incidents should not be repeated any cost.
He had also sanctioned financial assistance of Rs 5 lakh each for the family members of the two cousin sisters.
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However, the victim's father said, "we want justice and not compensation."