A woman was raped in Jashore on Monday, while a man was arrested early yesterday for allegedly raping two sisters in Narayanganj.
Meanwhile, a 19-year-old was sent to jail by a Dinajpur court on charge of rape.
In Jashore, police said that rapist, Sakib Hossain of Manirampur upazila, was a neighbour of the woman.
On Monday afternoon, the victim, who is mother of three, went to local market where she met with Sakib. Then, he took her to a house at Taherpur area in the same upazila and raped her. At that time, five other persons recorded the video, which they used to blackmail her for money.
As she denied, the accused sent the video clip to the victim's brother-in-law's mobile phone.
Around 12:45am early yesterday, the victim filed a case with Manirampur police, who arrested the six accused hours later, said Rafiqul Islam, officer-in-charge (OC) of Manirampur Police Station.
The other accused are Mostafa Kamal Mosto, 35, Faisal Hossain, 22, Abdul Ali Sheikh, 30 and Asadul Gazi, 28.
In Narayanganj, police arrested a man early yesterday on charge of raping two sisters, both garment workers, from Shiddhirganj police station area.
The accused Abu Bakar, 55, is building caretaker in the upazila's Kandapara area.
The victims, aged between 10 and 15, were familiar with Abu Bakar as they lived in the same area.
Police said the victims worked at a garment factory in Mouchak area.
On October 5, they were returning home from work at around 10:00pm. Abu Bakar intercepted them on their way and addressed them as "Natni" (granddaughters). He took the girls to a room at the ground floor of a building, where he confined and raped them. The accused then released them but after threatening to kill them if they disclose the matter to anyone.
On Monday evening, the victims and their family members filed a case with police, who arrested Abu Bakar with hours.
He was produced before the senior judicial magistrate's court of Narayanganj yesterday afternoon with a five-day remand prayer.
The hearing is scheduled to be held today, said Alamgir Hossain, sub-inspector of Shiddhirganj police station.
In Dinajpur, a court yesterday sent a boy to jail on charge of raping a girl in Parbatipur upazila.
The arrestee was Gopal Mohanto, 19, of Sahebpara area.
Police said the victim was in a relationship with Gopal. On October 9, he took the girl to a secluded place, promising to marry her.
Gopal then raped the girl and took photos and videos while doing so. He later uploaded the video on Facebook, police said.
On Monday night, the victim's father filed a case with police and the accused was arrested.
He was produced before a court, which sent him to jail yesterday, said Emdadul Haq, OC of Pabatipur Railway Police station.
(Our correspondents from Benapole, Narayanganj and Dinajpur contributed to the story.)