east asia 

Statements about this table:
japan have the third largest area km square and the second highest population
north korea 's population density per km square be 60 higher than china (prc)
the country with the capital of ulaanbaatar have the lowest population density per km square
japan be the only country with an hdi (2011) greater than 0.900
country
area km square
population
population density per km square
hdi (2011)
capital
china (prc)
9640011
1339724852
138
0.699
beijing
hong kong (prc)
1104
7061200
6390
0.898
hong kong
japan
377930
127950000
337
0.901
tokyo
macau (prc)
30
556800
18662
no data
macau
country
area km square
population
population density per km square
hdi (2011)
capital
mongolia
1564100
2809600
2
0.653
ulaanbaatar
north korea
120538
24346000
198
no data
pyongyang
south korea
100210
48988833
500
0.897
seoul