Police have named five more people who died in Christchurch's February 22 earthquake.

They are:

Yuki Hamasaki, 23, female, of Japan

Yang Chen, 29, female, of China

Limin Wang, 32, female, of China

Xiling Han, 25, female, of China

Jen/Jin (Sandra) Hii, 34, female, of Malaysia

This brings the total number of names released to 166.

An estimated 182 people were killed in the magnitude 6.3 quake.