SeoulKorea, Republic of |
FukuokaJapan |
10 464 051
(2011) |
10 464 051
(2011)
1 517 650
(2014) |
1 517 650
(2014) |
605 km2
|
605 km2
341 km2
|
341 km2
|
17 295.90
/km2 |
17 295.90/km2
4 450.59/km2
|
4 450.59
/km2 |