The death toll of South Korean people in the tsunami in South Asian countries had risen to 11 as of Monday afternoon, according to the South Korean Foreign Ministry.

In a news advisory on its website, the ministry said nine South Korean people are still missing and 276 out of contact.

The new dead was an 11-year-old South Korean boy who previously classified as missing. His body was confirmed in Thailand by a forensic test, the ministry said.

Family members has reported 1,238 South Koreans were in the tidal wave-hit areas.

Meanwhile, (South) Korean National Red Cross (KNRC) sent a group of 11 relief workers to Aceh, Indonesia, on Monday.

Hundreds of South Korean relief workers from other organizations here have already arrived in the tsunami-hit areas, including Indonesia, Thailand, and Sri Lanka, over the past week.