Though tensions exist between Afghanistan's Sunni and minority Shia Muslims, most attacks in Afghanistan in recent years have targeted government officials or international forces, correspondents say.
Following news of Mr Kim's death, South Korea put its armed forces on high alert and said the country was on a crisis footing. Japan's government convened a special security meeting.
The London-based Syrian Observatory for Human Rights said said security forces had killed at least six civilians on Monday, including three in al-Quriya, near the south-eastern city of Deir al-Zour
Security forces fired tear gas and stun grenades at protesters who gathered ahead of the first anniversary of the start of pro-democracy demonstrations in the Gulf kingdom on Tuesday.
Activists said several whole families were slaughtered by security forces on the edge of town. Some died in heavy shelling, while others who were caught were summarily executed, our correspondent says