St. PetersburgRussian Federation |
KitakyushuJapan |
5 131 942
(2014) |
5 131 942
(2014)
963 598
(2014) |
963 598
(2014) |
1 439 km2
|
1 439 km2
488 km2
|
488 km2
|
3 566.33
/km2 |
3 566.33/km2
1 974.59/km2
|
1 974.59
/km2 |