OkayamaJapan |
PerthAustralia |
709 584
(2010) |
709 584
(2010)
1 696 000
(2010) |
1 696 000
(2010) |
789 km2
|
789 km2
6 418 km2
|
6 418 km2
|
899.35
/km2 |
899.35/km2
264.26/km2
|
264.26
/km2 |