Kyrgyz soldiers guard a water supply facility near Kyrgyzstan-Tajikistan border on Wednesday. AP
Clashes between the two Central Asian countries erupted last Thursday, but a ceasefire brokered the same day saw a gradual halt to the fighting.
The press service of the northern region of Sughd bordering Kyrgyzstan said 19 people were killed including six soldiers, while 87 people were injured.
The statement brings to 55 the total number of dead, with another 270 people wounded.
A man looks at a damaged ambulance outside the village of Kok-Tash near Kyrgyzstan-Tajikistan border. AP
The Tajik figures on Thursday were the first detailed assessment of fatalities given by the closed authoritarian state that had largely remained silent after fighting broke out.
The Sughd press service added that the Tajik government had allocated 3 million Tajik somoni ($263,000) to provide assistance to the families of the victims.
On Monday, Tajikistan had conceded deaths in the border clashes between the ex-Soviet republics, but did not provide figures.
Kyrgyzstan has previously said the violence left 36 dead on its side with another 183 injured.
Its leader Sadyr Japarov on Thursday will visit the Batken region where the violence erupted.
Clashes between communities over land and water along the long-contested frontier occur regularly, with border guards often getting involved.
But the violence that erupted last week was by far the most serious during the ex-Soviet nations' 30 years of independence and sparked fears of a wider escalation.
The two former Soviet republics clashed over a border dispute this week, accusing each other of using tanks, mortars, rocket artillery and assault drones to attack nearby settlements.
Three prison guards and 29 inmates have been killed in a high-security prison in Tajikistan after convicted Daesh militants started a riot, the Central Asian nation's Justice Ministry said on Monday.
It occurred in the vicinity of Tergever, some 16 kilometres (10 miles) from Iran's far northwestern border with Turkey. Iran's West Azerbaijan province also borders Iraqi Kurdistan.
Blinken's comments came after India's defence and foreign ministers opposed a US decision to provide a support package of about $450 million for Pakistan's fleet of US-made F-16 fighter jets.
The ceremony started at 2:00 p.m. (0500 GMT), with Abe's ashes carried into the Nippon Budokan Hall in central Tokyo by his widow, Akie, to music from a military band and the booms of the honour-guard salute, which echoed inside the hall.
The region's governor Alexander Brechalov confirmed there were "casualties and wounded among children", speaking in a video statement outside school No88 in Izhevsk.