A young Irish woman was allegedly raped by a man in his house in Kalighat area.The woman, aged 21, filed a police complaint yesterday alleging that she met the accused, Sujay Mitra, on May 31 in a pub in Kolkata where she was celebrating her birthday, police said.Later, Mitra allegedly took the girl to his home and raped her, police said.Following the complaint, police today arrested Mitra.

"We have arrested Mitra. We have started an investigation," said an official of the Kalighat police station.