Army commandos, Counter-Terrorism and Transnational Crime (CTTC) and Rapid Action Battalion (RAB) have killed nearly 77 suspected militants and arrested hundreds since the Gulshan Holey Artisan Bakery attack last year.
Police, however, claimed that a total of 23 suspected militants died in suicide blasts.
Five militants - mostly from the same family including two women, died in suicide blasts during Operation Sun Devil at the suspected militant hideout that began in the wee hours on Tuesday.
Two suspected militants blew themselves up on Sunday when the members of the Counter-Terrorism and Transnational Crime unit stormed into a house in Jhenidah.
Four militants including militant Rafiqul Islam alias Abu were killed in explosions at the hideout in Shibganj upazila of Chapainawabganj on April 27.
Police said they found body parts of seven persons after the Operation Hit Back raided a single-storey house on March 30.
According to police, the militants might "blew themselves up" to avoid arrest when Counter- Terrorism and Transnational Crime (CTTC) and Special Weapons and Tactics (SWAT) teams launched an assault codenamed "Operation Hit Back" on the den at Nasirpur.
In another hideout at nearby Barahaat, three more militant suspects blew themselves up while the house was surrounded by a SWAT team.
The commando operation Operation Twilight made painstakingly slow progress as "well trained and well equipped" militants had rigged the entire hideout with explosives.
Six people, including two police officers, were killed in a possible suicide attack on March 24. The bodies of four militants, including a woman, were recovered from the hideout. One of the dead male militants is suspected to be New JMB leader Musa.
Nine alleged militants were killed in a special drive of the joint forces in Dhaka's Kalyanpur, ending an overnight standoff that ensued with a raid to hunt down the "militant den" on July 26 last year.
Police's Counter-Terrorism and Transnational Crime (CTTC) unit conducted Operation Ripple 24 at a house in Ashkona Purba Para area of Dhaka's Dakkhinkha on September 26 last year which led to the capture of two female militants and rescue of three children. Two others were killed in the raid - a woman killing herself by detonating a suicide vest and a teenage boy.
In Patartek, Gazipur seven militants were killed when a joint team of police and Rapid Action Battalion (Rab) conducted a raid on a two-storey house on October 8 last year.
In Harinal of Gazipur, two alleged militants were killed in another raid by the Rapid Action Battalion (Rab) the same day.
Two suspected militants were killed in another gunfight with Rapid Action Battalion (Rab) during a raid at a house in Kagmara area of Tangail town October 8 last year.
Police HQ source said they were members of a faction of the Jamaat-ul-Mujahideen Bangladesh group known as New JMB blamed for a spate of deadly attacks targeting foreigners and religious minorities in the Muslim-majority country of 160 million.
Retired army official Zahidul Islam alias Maj Murad, the second-in-command of Tamim Chowdhury, was killed in a raid in Dhaka's Mirpur on September 2 last year.
New JMB coordinator Tamim Ahmed Chowdhury, Kazi Fazle Rabbi and Tausif Hossain were killed in Operation Hit Strong 27 in Narayanganj on August 27 last year.
Five New JMB members were killed in the Operation Thunderbolt at Holey Artisan Bakery and O' Kitchen, Gulshan on July, last year.
On July 7 last year New JMB member Abir Rahman was killed during a gunfight with police in Sholakia while on July 26 the same year nine members of New JMB were killed in Dhaka's Kalyanpur den.
New JMB has pledged allegiance to the Islamic State jihadist group, which claimed responsibility for an attack on the cafe in Dhaka's diplomatic quarter last July in which 22 people were killed.
