Mamunur Rashid with Laboni Yeasmin from Rangpur
Investigators are yet to find any clue to grisly murder of Japanese national Hoshi Kunio and Italian national Cesare Tavella although terrorist group Islamic State (IS) has claimed responsibility for both the killings.
Hoshi Kunio, 66, was gunned down by unidentified assailants at Alutari at Kaunia upazila in Rangpur on Saturday morning and Cesare Tavella, 50, was gunned down on September 28 at Gulshan-2's Road 90.
Our Rangpur correspondent said that Police on Sunday sued three unidentified assailants over Saturday's Japanese national murder.
Rezaul Karim, officer-in-charge of Kaunia Police Station, told the Daily Observer on Sunday that a case was filed against three unidentified assailants.
Meanwhile, in presence of a representative of Japanese embassy and a Japanese doctor, a four-member team was conducting post-mortem of the victim's body at Rangpur Medical College Hospital morgue on Sunday. Rafiqul Islam, chairman of RMCH forensic department, was leading the team.
After collecting some evidence the team left the hospital around 1:00 pm on Saturday night.
Officials of the Embassy of Japan had a closed-door meeting with Abdur Razzak, Superintendent of Police (SP) in Rangpur. Police did not talk about the progress of the investigation and others.
A team of elite force Rapid Action Battalion (RAB), Criminal Investigation Department (CID) and Japanese mission in Dhaka visited the crime scene on Sunday.
Meanwhile, at least 23 people including 19 BNP Jammat men have been detained for quizzing over the murder of the Japanese national.
Rangpur Police has launched a special operation for the murder of Japanese citizen. As part of the campaign, 17 BNP and Jamaat-Shibir activists were arrested from Rangpur city and Mithapukur urupzila.
Kotowally police arrested 8 people of BNP and its associate organizations from various places of the city. The arrested personnel were identified as Matin (33), Iftekharul (30) and Sohag (23), Mamun (47), Faruk (30), Mahabul (34), Mahmud (32) and Rabiul (22).
Meanwhile, Mithapukur police arrested 9 Jamaat-Shibir activists from different places of Mithapukur. The arrested are Abu Taleb (22), Ashekur (25), Shah Alam (32), Chan Mia (35), Momin (25), Anis (30), Ruhul (25), Wahed (32) and Nurul (35).
Police on Saturday detained Zakaria Bala, 58, his brother-in-law 'Hira', 48, rickshaw puller Monnaf Ali and Murad Hossain. The two others detained are Rangpur municipality unit BNP's Anisur Rahman Lacku and local BNP activist Rashedunnabi Khan Biplob.
Kunio was a tenant at Bala's house at Munshipara and Murad's home is near the spot of the murder.
"We are interrogating those who have been detained. They will be accused in the case if found involved," Abdur Razzak, the SP, told this correspondent.
Reuters reported International militant organisation Islamic State (IS) claimed responsibility of both the murders.
Home Minister Asaduzzaman Khan said these two murders "are identical". However, he remained firm on opinion that there was no IS in the country. Minister Kamal said such murders were aimed at "creating instability" in the country.
Meanwhile, a top-level police meeting has decided to boost security of diplomats and foreigners in their workplaces and residences after the double murder in space of less than a week. Inspector General of Police (IGP) AKM Shahidul Hoque has instructed the force to come down hard on those responsible for the murders.
Meanwhile, police have been failed to find out any clues of killing of Italian national Cesare Tavella. No one has been arrested over the killings Cesare in last eight days.
Police are yet to confirm authenticity of the foreign media reports saying that militant group Islamic State (IS) claimed responsibility for the killing of Japanese national Hoshi Kunio.
It is not clear yet whether the news is authentic, said Nazrul Islam, assistant inspector general (Media) of police headquarters. A special team is working to examine the authenticity of the news, he said.