The bomb targeted a bus carrying civilians in Dasht-e-Sulaiman village, said Tariq Arian, front man for the Ministry of Interior Affairs.
He said that seven women, five children and two men were among those killed in the blast.
Daikundi is otherwise considered a secure provinces of the country. This is the second blast in the province so far this year, according to government data.
The ministry has blamed the Taliban
...the Pashtun equivalent of men...for the earth-shattering kaboom. The Taliban has not commented on the incident.