Photo Special: Harsh lives of Syrian children in refugee camps

A little boy stands in the road at Azraq refugee camp in Jordan in September 2016. There are about 36,000 Syrians living in the camp, and some 58 percent of them are under 18 years old. Behind the boy in the distance can be seen rows of shipping containers that serve as the refugees' homes. (Mainichi)

A 3-year-old boy holds a plastic bottle at the Azraq refugee camp in Jordan in October 2016. The camp's residences do not have running water, so refugees must walk to a main square and the water supply there every day. (Mainichi)

Syrian boys at Jordan's Zaatari refugee camp carry bags of bread in September 2016. Four flatbreads per person are distributed to the refugees every morning at 6 a.m. (Mainichi)

A Syrian girl carries a daily bread ration at Zaatari refugee camp in Jordan, in September 2016. The ration line is always full of children. (Mainichi)

Undernourished children gather at a children's health facility at Jordan's Azraq refugee camp, in October 2016. (Mainichi)

A Syrian girl is seen with her father in line at the service counter of the police unit that administers the Azraq refugee camp in Jordan, in October 2016. The father is seeking a pass to leave the camp -- a pass that is very rarely granted right away. (Mainichi)

A supermarket is seen in the Azraq refugee camp in Jordan, in October 2016. The supermarket carries the same products as those outside the camp. (Mainichi)

A customer at the Azraq refugee camp supermarket looks into an iris scanner, in Jordan in October 2016. The scan is part of a high-tech payment system. (Mainichi)

Small shops and eateries are seen lining the main thoroughfare -- dubbed the "Champs-Elysees" -- in Jordan's Zaatari refugee camp, in October 2016. (Mainichi)

People come to collect vegetables shipped into the Zaatari refugee camp in Jordan, in October 2016. The produce will go on sale at the small green grocers on the camp's "Champs-Elysees" shopping street. (Mainichi)

A newborn girl cries at a hospital in Jordan's Azraq refugee camp in October 2016. Her mother, a 35-year-old Syrian refugee, says she wants her child to return to Syria in the future. However, she adds, the top priority is for her to live someplace safe. (Mainichi)

The footprints of babies born in Azraq refugee camp in Jordan are seen lining a wall in a hospital there in September 2016. Since the camp was built in April 2014, some 1,400 children have been born at Azraq. (Mainichi)

A Syrian cemetery is seen near Zaatari refugee camp in Jordan in October 2016. Some Syrian refugees are also buried there. (Mainichi)

The Zaatari refugee camp in Jordan is seen in October 2016. Some 79,000 people live in the camp. (Mainichi)

Jordan's Azraq refugee camp, surrounded by arid landscape, is seen in October 2016. (Mainichi)