<Tr> <Td> </Td> <Td> Taiwan </Td> <Td> 臺灣 / 台灣 </Td> <Td> Republic of China </Td> <Td> 中華 民國 </Td> </Tr> <Table> <Tr> <Th> State / Territory </Th> <Th> Area km </Th> <Th> Population (2016) </Th> <Th> Population density per km </Th> <Th> HDI </Th> <Th> Capital </Th> </Tr> <Tr> <Td> China </Td> <Td> 9,640,011 </Td> <Td> 1,403,500,365 </Td> <Td> 138 </Td> <Td> 0.727 </Td> <Td> Beijing </Td> </Tr> <Tr> <Td> Hong Kong </Td> <Td> 1,104 </Td> <Td> 7,302,843 </Td> <Td> 6,390 </Td> <Td> 0.912 </Td> <Td> Hong Kong </Td> </Tr> <Tr> <Td> Macau </Td> <Td> 30 </Td> <Td> 612,167 </Td> <Td> 18,662 </Td> <Td> 0.892 </Td> <Td> Macau </Td> </Tr> <Tr> <Td> Japan </Td> <Td> 377,930 </Td> <Td> 127,748,513 </Td> <Td> 337 </Td> <Td> 0.891 </Td> <Td> Tokyo </Td> </Tr> <Tr> <Td> North Korea </Td> <Td> 120,538 </Td> <Td> 25,368,620 </Td> <Td> 198 </Td> <Td> 0.595 </Td> <Td> Pyongyang </Td> </Tr> <Tr> <Td> South Korea </Td> <Td> 100,210 </Td> <Td> 50,791,919 </Td> <Td> 500 </Td> <Td> 0.898 </Td> <Td> Seoul </Td> </Tr> <Tr> <Td> Mongolia </Td> <Td> 1,564,100 </Td> <Td> 3,027,398 </Td> <Td> </Td> <Td> 0.698 </Td> <Td> Ulaanbaatar </Td> </Tr> <Tr> <Td> Taiwan </Td> <Td> 36,188 </Td> <Td> 23,556,706 </Td> <Td> 639 </Td> <Td> 0.884 </Td> <Td> Taipei </Td> </Tr> </Table> <Tr> <Th> State / Territory </Th> <Th> Area km </Th> <Th> Population (2016) </Th> <Th> Population density per km </Th> <Th> HDI </Th> <Th> Capital </Th> </Tr> <Tr> <Td> China </Td> <Td> 9,640,011 </Td> <Td> 1,403,500,365 </Td> <Td> 138 </Td> <Td> 0.727 </Td> <Td> Beijing </Td> </Tr>

The east asian country contains one-fifth of the world's population